15980471640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2113819}}^1$

素因数の和:2113846

約数の個数: 128

約数和(自身を含む): 60878016000

約数和(自身を除く): 44897544360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 2113819, 4227638, 6341457, 8455276, 10569095, 12682914, 14796733, 16910552, 19024371, 21138190, 25365828, 29593466, 31707285, 38048742, 42276380, 44390199, 50731656, 57073113, 59186932, 63414570, 73983665, 76097484, 84552760, 88780398, 95121855, 114146226, 118373864, 126829140, 133170597, 147967330, 152194968, 177560796, 190243710, 221950995, 228292452, 253658280, 266341194, 285365565, 295934660, 355121592, 380487420, 399511791, 443901990, 456584904, 532682388, 570731130, 591869320, 665852985, 760974840, 799023582, 887803980, 1065364776, 1141462260, 1331705970, 1598047164, 1775607960, 1997558955, 2282924520, 2663411940, 3196094328, 3995117910, 5326823880, 7990235820, 15980471640]

約数ペア:

[(1, 15980471640), (2, 7990235820), (3, 5326823880), (4, 3995117910), (5, 3196094328), (6, 2663411940), (7, 2282924520), (8, 1997558955), (9, 1775607960), (10, 1598047164), (12, 1331705970), (14, 1141462260), (15, 1065364776), (18, 887803980), (20, 799023582), (21, 760974840), (24, 665852985), (27, 591869320), (28, 570731130), (30, 532682388), (35, 456584904), (36, 443901990), (40, 399511791), (42, 380487420), (45, 355121592), (54, 295934660), (56, 285365565), (60, 266341194), (63, 253658280), (70, 228292452), (72, 221950995), (84, 190243710), (90, 177560796), (105, 152194968), (108, 147967330), (120, 133170597), (126, 126829140), (135, 118373864), (140, 114146226), (168, 95121855), (180, 88780398), (189, 84552760), (210, 76097484), (216, 73983665), (252, 63414570), (270, 59186932), (280, 57073113), (315, 50731656), (360, 44390199), (378, 42276380), (420, 38048742), (504, 31707285), (540, 29593466), (630, 25365828), (756, 21138190), (840, 19024371), (945, 16910552), (1080, 14796733), (1260, 12682914), (1512, 10569095), (1890, 8455276), (2520, 6341457), (3780, 4227638), (7560, 2113819)]