1989173760

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:423

約数の個数: 320

約数和(自身を含む): 7344387072

約数和(自身を除く): 5355213312

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 163, 168, 192, 210, 224, 227, 240, 256, 280, 320, 326, 336, 384, 420, 448, 454, 480, 489, 512, 560, 640, 652, 672, 681, 768, 815, 840, 896, 908, 960, 978, 1120, 1135, 1141, 1280, 1304, 1344, 1362, 1536, 1589, 1630, 1680, 1792, 1816, 1920, 1956, 2240, 2270, 2282, 2445, 2560, 2608, 2688, 2724, 3178, 3260, 3360, 3405, 3423, 3584, 3632, 3840, 3912, 4480, 4540, 4564, 4767, 4890, 5216, 5376, 5448, 5705, 6356, 6520, 6720, 6810, 6846, 7264, 7680, 7824, 7945, 8960, 9080, 9128, 9534, 9780, 10432, 10752, 10896, 11410, 12712, 13040, 13440, 13620, 13692, 14528, 15648, 15890, 17115, 17920, 18160, 18256, 19068, 19560, 20864, 21792, 22820, 23835, 25424, 26080, 26880, 27240, 27384, 29056, 31296, 31780, 34230, 36320, 36512, 37001, 38136, 39120, 41728, 43584, 45640, 47670, 50848, 52160, 53760, 54480, 54768, 58112, 62592, 63560, 68460, 72640, 73024, 74002, 76272, 78240, 83456, 87168, 91280, 95340, 101696, 104320, 108960, 109536, 111003, 116224, 125184, 127120, 136920, 145280, 146048, 148004, 152544, 156480, 174336, 182560, 185005, 190680, 203392, 208640, 217920, 219072, 222006, 250368, 254240, 259007, 273840, 290560, 292096, 296008, 305088, 312960, 348672, 365120, 370010, 381360, 406784, 417280, 435840, 438144, 444012, 508480, 518014, 547680, 555015, 581120, 584192, 592016, 610176, 625920, 730240, 740020, 762720, 777021, 813568, 871680, 876288, 888024, 1016960, 1036028, 1095360, 1110030, 1184032, 1220352, 1251840, 1295035, 1460480, 1480040, 1525440, 1554042, 1743360, 1752576, 1776048, 2033920, 2072056, 2190720, 2220060, 2368064, 2440704, 2590070, 2920960, 2960080, 3050880, 3108084, 3552096, 3885105, 4067840, 4144112, 4381440, 4440120, 4736128, 5180140, 5920160, 6101760, 6216168, 7104192, 7770210, 8288224, 8762880, 8880240, 9472256, 10360280, 11840320, 12203520, 12432336, 14208384, 15540420, 16576448, 17760480, 18944512, 20720560, 23680640, 24864672, 28416768, 31080840, 33152896, 35520960, 41441120, 47361280, 49729344, 56833536, 62161680, 66305792, 71041920, 82882240, 94722560, 99458688, 124323360, 132611584, 142083840, 165764480, 198917376, 248646720, 284167680, 331528960, 397834752, 497293440, 663057920, 994586880, 1989173760]

約数ペア:

[(1, 1989173760), (2, 994586880), (3, 663057920), (4, 497293440), (5, 397834752), (6, 331528960), (7, 284167680), (8, 248646720), (10, 198917376), (12, 165764480), (14, 142083840), (15, 132611584), (16, 124323360), (20, 99458688), (21, 94722560), (24, 82882240), (28, 71041920), (30, 66305792), (32, 62161680), (35, 56833536), (40, 49729344), (42, 47361280), (48, 41441120), (56, 35520960), (60, 33152896), (64, 31080840), (70, 28416768), (80, 24864672), (84, 23680640), (96, 20720560), (105, 18944512), (112, 17760480), (120, 16576448), (128, 15540420), (140, 14208384), (160, 12432336), (163, 12203520), (168, 11840320), (192, 10360280), (210, 9472256), (224, 8880240), (227, 8762880), (240, 8288224), (256, 7770210), (280, 7104192), (320, 6216168), (326, 6101760), (336, 5920160), (384, 5180140), (420, 4736128), (448, 4440120), (454, 4381440), (480, 4144112), (489, 4067840), (512, 3885105), (560, 3552096), (640, 3108084), (652, 3050880), (672, 2960080), (681, 2920960), (768, 2590070), (815, 2440704), (840, 2368064), (896, 2220060), (908, 2190720), (960, 2072056), (978, 2033920), (1120, 1776048), (1135, 1752576), (1141, 1743360), (1280, 1554042), (1304, 1525440), (1344, 1480040), (1362, 1460480), (1536, 1295035), (1589, 1251840), (1630, 1220352), (1680, 1184032), (1792, 1110030), (1816, 1095360), (1920, 1036028), (1956, 1016960), (2240, 888024), (2270, 876288), (2282, 871680), (2445, 813568), (2560, 777021), (2608, 762720), (2688, 740020), (2724, 730240), (3178, 625920), (3260, 610176), (3360, 592016), (3405, 584192), (3423, 581120), (3584, 555015), (3632, 547680), (3840, 518014), (3912, 508480), (4480, 444012), (4540, 438144), (4564, 435840), (4767, 417280), (4890, 406784), (5216, 381360), (5376, 370010), (5448, 365120), (5705, 348672), (6356, 312960), (6520, 305088), (6720, 296008), (6810, 292096), (6846, 290560), (7264, 273840), (7680, 259007), (7824, 254240), (7945, 250368), (8960, 222006), (9080, 219072), (9128, 217920), (9534, 208640), (9780, 203392), (10432, 190680), (10752, 185005), (10896, 182560), (11410, 174336), (12712, 156480), (13040, 152544), (13440, 148004), (13620, 146048), (13692, 145280), (14528, 136920), (15648, 127120), (15890, 125184), (17115, 116224), (17920, 111003), (18160, 109536), (18256, 108960), (19068, 104320), (19560, 101696), (20864, 95340), (21792, 91280), (22820, 87168), (23835, 83456), (25424, 78240), (26080, 76272), (26880, 74002), (27240, 73024), (27384, 72640), (29056, 68460), (31296, 63560), (31780, 62592), (34230, 58112), (36320, 54768), (36512, 54480), (37001, 53760), (38136, 52160), (39120, 50848), (41728, 47670), (43584, 45640)]