20741225040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{2689}}^1\times {\mathrm{3571}}^1$

素因数の和:6282

約数の個数: 160

約数和(自身を含む): 71488579200

約数和(自身を除く): 50747354160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 2689, 3571, 5378, 7142, 8067, 10713, 10756, 13445, 14284, 16134, 17855, 21426, 21512, 24201, 26890, 28568, 32139, 32268, 35710, 40335, 42852, 43024, 48402, 53565, 53780, 57136, 64278, 64536, 71420, 72603, 80670, 85704, 96417, 96804, 107130, 107560, 121005, 128556, 129072, 142840, 145206, 160695, 161340, 171408, 192834, 193608, 214260, 215120, 242010, 257112, 285680, 290412, 321390, 322680, 363015, 385668, 387216, 428520, 482085, 484020, 514224, 580824, 642780, 645360, 726030, 771336, 857040, 964170, 968040, 1161648, 1285560, 1452060, 1542672, 1928340, 1936080, 2571120, 2904120, 3856680, 5808240, 7713360, 9602419, 19204838, 28807257, 38409676, 48012095, 57614514, 76819352, 86421771, 96024190, 115229028, 144036285, 153638704, 172843542, 192048380, 230458056, 259265313, 288072570, 345687084, 384096760, 432108855, 460916112, 518530626, 576145140, 691374168, 768193520, 864217710, 1037061252, 1152290280, 1296326565, 1382748336, 1728435420, 2074122504, 2304580560, 2592653130, 3456870840, 4148245008, 5185306260, 6913741680, 10370612520, 20741225040]

約数ペア:

[(1, 20741225040), (2, 10370612520), (3, 6913741680), (4, 5185306260), (5, 4148245008), (6, 3456870840), (8, 2592653130), (9, 2304580560), (10, 2074122504), (12, 1728435420), (15, 1382748336), (16, 1296326565), (18, 1152290280), (20, 1037061252), (24, 864217710), (27, 768193520), (30, 691374168), (36, 576145140), (40, 518530626), (45, 460916112), (48, 432108855), (54, 384096760), (60, 345687084), (72, 288072570), (80, 259265313), (90, 230458056), (108, 192048380), (120, 172843542), (135, 153638704), (144, 144036285), (180, 115229028), (216, 96024190), (240, 86421771), (270, 76819352), (360, 57614514), (432, 48012095), (540, 38409676), (720, 28807257), (1080, 19204838), (2160, 9602419), (2689, 7713360), (3571, 5808240), (5378, 3856680), (7142, 2904120), (8067, 2571120), (10713, 1936080), (10756, 1928340), (13445, 1542672), (14284, 1452060), (16134, 1285560), (17855, 1161648), (21426, 968040), (21512, 964170), (24201, 857040), (26890, 771336), (28568, 726030), (32139, 645360), (32268, 642780), (35710, 580824), (40335, 514224), (42852, 484020), (43024, 482085), (48402, 428520), (53565, 387216), (53780, 385668), (57136, 363015), (64278, 322680), (64536, 321390), (71420, 290412), (72603, 285680), (80670, 257112), (85704, 242010), (96417, 215120), (96804, 214260), (107130, 193608), (107560, 192834), (121005, 171408), (128556, 161340), (129072, 160695), (142840, 145206)]