219022440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:712

約数の個数: 256

約数和(自身を含む): 836075520

約数和(自身を除く): 617053080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 620, 647, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1209, 1240, 1294, 1302, 1365, 1560, 1612, 1736, 1820, 1860, 1941, 2015, 2170, 2184, 2418, 2588, 2604, 2730, 2821, 3224, 3235, 3255, 3640, 3720, 3882, 4030, 4340, 4529, 4836, 5176, 5208, 5460, 5642, 6045, 6470, 6510, 7764, 8060, 8411, 8463, 8680, 9058, 9672, 9705, 10920, 11284, 12090, 12940, 13020, 13587, 14105, 15528, 16120, 16822, 16926, 18116, 19410, 20057, 22568, 22645, 24180, 25233, 25880, 26040, 27174, 28210, 33644, 33852, 36232, 38820, 40114, 42055, 42315, 45290, 48360, 50466, 54348, 56420, 58877, 60171, 67288, 67704, 67935, 77640, 80228, 84110, 84630, 90580, 100285, 100932, 108696, 112840, 117754, 120342, 126165, 135870, 140399, 160456, 168220, 169260, 176631, 181160, 200570, 201864, 235508, 240684, 252330, 260741, 271740, 280798, 294385, 300855, 336440, 338520, 353262, 401140, 421197, 471016, 481368, 504660, 521482, 543480, 561596, 588770, 601710, 701995, 706524, 782223, 802280, 842394, 883155, 1009320, 1042964, 1123192, 1177540, 1203420, 1303705, 1403990, 1413048, 1564446, 1684788, 1766310, 1825187, 2085928, 2105985, 2355080, 2406840, 2607410, 2807980, 3128892, 3369576, 3532620, 3650374, 3911115, 4211970, 5214820, 5475561, 5615960, 6257784, 7065240, 7300748, 7822230, 8423940, 9125935, 10429640, 10951122, 14601496, 15644460, 16847880, 18251870, 21902244, 27377805, 31288920, 36503740, 43804488, 54755610, 73007480, 109511220, 219022440]

約数ペア:

[(1, 219022440), (2, 109511220), (3, 73007480), (4, 54755610), (5, 43804488), (6, 36503740), (7, 31288920), (8, 27377805), (10, 21902244), (12, 18251870), (13, 16847880), (14, 15644460), (15, 14601496), (20, 10951122), (21, 10429640), (24, 9125935), (26, 8423940), (28, 7822230), (30, 7300748), (31, 7065240), (35, 6257784), (39, 5615960), (40, 5475561), (42, 5214820), (52, 4211970), (56, 3911115), (60, 3650374), (62, 3532620), (65, 3369576), (70, 3128892), (78, 2807980), (84, 2607410), (91, 2406840), (93, 2355080), (104, 2105985), (105, 2085928), (120, 1825187), (124, 1766310), (130, 1684788), (140, 1564446), (155, 1413048), (156, 1403990), (168, 1303705), (182, 1203420), (186, 1177540), (195, 1123192), (210, 1042964), (217, 1009320), (248, 883155), (260, 842394), (273, 802280), (280, 782223), (310, 706524), (312, 701995), (364, 601710), (372, 588770), (390, 561596), (403, 543480), (420, 521482), (434, 504660), (455, 481368), (465, 471016), (520, 421197), (546, 401140), (620, 353262), (647, 338520), (651, 336440), (728, 300855), (744, 294385), (780, 280798), (806, 271740), (840, 260741), (868, 252330), (910, 240684), (930, 235508), (1085, 201864), (1092, 200570), (1209, 181160), (1240, 176631), (1294, 169260), (1302, 168220), (1365, 160456), (1560, 140399), (1612, 135870), (1736, 126165), (1820, 120342), (1860, 117754), (1941, 112840), (2015, 108696), (2170, 100932), (2184, 100285), (2418, 90580), (2588, 84630), (2604, 84110), (2730, 80228), (2821, 77640), (3224, 67935), (3235, 67704), (3255, 67288), (3640, 60171), (3720, 58877), (3882, 56420), (4030, 54348), (4340, 50466), (4529, 48360), (4836, 45290), (5176, 42315), (5208, 42055), (5460, 40114), (5642, 38820), (6045, 36232), (6470, 33852), (6510, 33644), (7764, 28210), (8060, 27174), (8411, 26040), (8463, 25880), (8680, 25233), (9058, 24180), (9672, 22645), (9705, 22568), (10920, 20057), (11284, 19410), (12090, 18116), (12940, 16926), (13020, 16822), (13587, 16120), (14105, 15528)]