19743360

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:155

約数の個数: 256

約数和(自身を含む): 78140160

約数和(自身を除く): 58396800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 113, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 226, 240, 260, 273, 280, 312, 320, 336, 339, 364, 384, 390, 416, 420, 448, 452, 455, 480, 520, 546, 560, 565, 624, 640, 672, 678, 728, 780, 791, 832, 840, 896, 904, 910, 960, 1040, 1092, 1120, 1130, 1248, 1344, 1356, 1365, 1456, 1469, 1560, 1582, 1664, 1680, 1695, 1808, 1820, 1920, 2080, 2184, 2240, 2260, 2373, 2496, 2688, 2712, 2730, 2912, 2938, 3120, 3164, 3360, 3390, 3616, 3640, 3955, 4160, 4368, 4407, 4480, 4520, 4746, 4992, 5424, 5460, 5824, 5876, 6240, 6328, 6720, 6780, 7232, 7280, 7345, 7910, 8320, 8736, 8814, 9040, 9492, 10283, 10848, 10920, 11648, 11752, 11865, 12480, 12656, 13440, 13560, 14464, 14560, 14690, 15820, 17472, 17628, 18080, 18984, 20566, 21696, 21840, 22035, 23504, 23730, 24960, 25312, 27120, 29120, 29380, 30849, 31640, 34944, 35256, 36160, 37968, 41132, 43392, 43680, 44070, 47008, 47460, 50624, 51415, 54240, 58240, 58760, 61698, 63280, 70512, 72320, 75936, 82264, 87360, 88140, 94016, 94920, 101248, 102830, 108480, 117520, 123396, 126560, 141024, 151872, 154245, 164528, 174720, 176280, 188032, 189840, 205660, 216960, 235040, 246792, 253120, 282048, 303744, 308490, 329056, 352560, 379680, 411320, 470080, 493584, 506240, 564096, 616980, 658112, 705120, 759360, 822640, 940160, 987168, 1233960, 1316224, 1410240, 1518720, 1645280, 1974336, 2467920, 2820480, 3290560, 3948672, 4935840, 6581120, 9871680, 19743360]

約数ペア:

[(1, 19743360), (2, 9871680), (3, 6581120), (4, 4935840), (5, 3948672), (6, 3290560), (7, 2820480), (8, 2467920), (10, 1974336), (12, 1645280), (13, 1518720), (14, 1410240), (15, 1316224), (16, 1233960), (20, 987168), (21, 940160), (24, 822640), (26, 759360), (28, 705120), (30, 658112), (32, 616980), (35, 564096), (39, 506240), (40, 493584), (42, 470080), (48, 411320), (52, 379680), (56, 352560), (60, 329056), (64, 308490), (65, 303744), (70, 282048), (78, 253120), (80, 246792), (84, 235040), (91, 216960), (96, 205660), (104, 189840), (105, 188032), (112, 176280), (113, 174720), (120, 164528), (128, 154245), (130, 151872), (140, 141024), (156, 126560), (160, 123396), (168, 117520), (182, 108480), (192, 102830), (195, 101248), (208, 94920), (210, 94016), (224, 88140), (226, 87360), (240, 82264), (260, 75936), (273, 72320), (280, 70512), (312, 63280), (320, 61698), (336, 58760), (339, 58240), (364, 54240), (384, 51415), (390, 50624), (416, 47460), (420, 47008), (448, 44070), (452, 43680), (455, 43392), (480, 41132), (520, 37968), (546, 36160), (560, 35256), (565, 34944), (624, 31640), (640, 30849), (672, 29380), (678, 29120), (728, 27120), (780, 25312), (791, 24960), (832, 23730), (840, 23504), (896, 22035), (904, 21840), (910, 21696), (960, 20566), (1040, 18984), (1092, 18080), (1120, 17628), (1130, 17472), (1248, 15820), (1344, 14690), (1356, 14560), (1365, 14464), (1456, 13560), (1469, 13440), (1560, 12656), (1582, 12480), (1664, 11865), (1680, 11752), (1695, 11648), (1808, 10920), (1820, 10848), (1920, 10283), (2080, 9492), (2184, 9040), (2240, 8814), (2260, 8736), (2373, 8320), (2496, 7910), (2688, 7345), (2712, 7280), (2730, 7232), (2912, 6780), (2938, 6720), (3120, 6328), (3164, 6240), (3360, 5876), (3390, 5824), (3616, 5460), (3640, 5424), (3955, 4992), (4160, 4746), (4368, 4520), (4407, 4480)]