17996040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:916

約数の個数: 128

約数和(自身を含む): 63216000

約数和(自身を除く): 45219960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 877, 1026, 1080, 1140, 1368, 1710, 1754, 2052, 2280, 2565, 2631, 3420, 3508, 4104, 4385, 5130, 5262, 6840, 7016, 7893, 8770, 10260, 10524, 13155, 15786, 16663, 17540, 20520, 21048, 23679, 26310, 31572, 33326, 35080, 39465, 47358, 49989, 52620, 63144, 66652, 78930, 83315, 94716, 99978, 105240, 118395, 133304, 149967, 157860, 166630, 189432, 199956, 236790, 249945, 299934, 315720, 333260, 399912, 449901, 473580, 499890, 599868, 666520, 749835, 899802, 947160, 999780, 1199736, 1499670, 1799604, 1999560, 2249505, 2999340, 3599208, 4499010, 5998680, 8998020, 17996040]

約数ペア:

[(1, 17996040), (2, 8998020), (3, 5998680), (4, 4499010), (5, 3599208), (6, 2999340), (8, 2249505), (9, 1999560), (10, 1799604), (12, 1499670), (15, 1199736), (18, 999780), (19, 947160), (20, 899802), (24, 749835), (27, 666520), (30, 599868), (36, 499890), (38, 473580), (40, 449901), (45, 399912), (54, 333260), (57, 315720), (60, 299934), (72, 249945), (76, 236790), (90, 199956), (95, 189432), (108, 166630), (114, 157860), (120, 149967), (135, 133304), (152, 118395), (171, 105240), (180, 99978), (190, 94716), (216, 83315), (228, 78930), (270, 66652), (285, 63144), (342, 52620), (360, 49989), (380, 47358), (456, 39465), (513, 35080), (540, 33326), (570, 31572), (684, 26310), (760, 23679), (855, 21048), (877, 20520), (1026, 17540), (1080, 16663), (1140, 15786), (1368, 13155), (1710, 10524), (1754, 10260), (2052, 8770), (2280, 7893), (2565, 7016), (2631, 6840), (3420, 5262), (3508, 5130), (4104, 4385)]