72847440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 240

約数和(自身を含む): 263233152

約数和(自身を除く): 190385712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 53, 60, 69, 72, 80, 83, 90, 92, 106, 115, 120, 138, 144, 159, 166, 180, 184, 207, 212, 230, 240, 249, 265, 276, 318, 332, 345, 360, 368, 414, 415, 424, 460, 477, 498, 530, 552, 636, 664, 690, 720, 747, 795, 828, 830, 848, 920, 954, 996, 1035, 1060, 1104, 1219, 1245, 1272, 1328, 1380, 1494, 1590, 1656, 1660, 1840, 1908, 1909, 1992, 2070, 2120, 2385, 2438, 2490, 2544, 2760, 2988, 3180, 3312, 3320, 3657, 3735, 3816, 3818, 3984, 4140, 4240, 4399, 4770, 4876, 4980, 5520, 5727, 5976, 6095, 6360, 6640, 7314, 7470, 7632, 7636, 8280, 8798, 9540, 9545, 9752, 9960, 10971, 11454, 11952, 12190, 12720, 13197, 14628, 14940, 15272, 16560, 17181, 17596, 18285, 19080, 19090, 19504, 19920, 21942, 21995, 22908, 24380, 26394, 28635, 29256, 29880, 30544, 34362, 35192, 36570, 38160, 38180, 39591, 43884, 43990, 45816, 48760, 52788, 54855, 57270, 58512, 59760, 65985, 68724, 70384, 73140, 76360, 79182, 85905, 87768, 87980, 91632, 97520, 101177, 105576, 109710, 114540, 131970, 137448, 146280, 152720, 158364, 171810, 175536, 175960, 197955, 202354, 211152, 219420, 229080, 263940, 274896, 292560, 303531, 316728, 343620, 351920, 395910, 404708, 438840, 458160, 505885, 527880, 607062, 633456, 687240, 791820, 809416, 877680, 910593, 1011770, 1055760, 1214124, 1374480, 1517655, 1583640, 1618832, 1821186, 2023540, 2428248, 3035310, 3167280, 3642372, 4047080, 4552965, 4856496, 6070620, 7284744, 8094160, 9105930, 12141240, 14569488, 18211860, 24282480, 36423720, 72847440]

約数ペア:

[(1, 72847440), (2, 36423720), (3, 24282480), (4, 18211860), (5, 14569488), (6, 12141240), (8, 9105930), (9, 8094160), (10, 7284744), (12, 6070620), (15, 4856496), (16, 4552965), (18, 4047080), (20, 3642372), (23, 3167280), (24, 3035310), (30, 2428248), (36, 2023540), (40, 1821186), (45, 1618832), (46, 1583640), (48, 1517655), (53, 1374480), (60, 1214124), (69, 1055760), (72, 1011770), (80, 910593), (83, 877680), (90, 809416), (92, 791820), (106, 687240), (115, 633456), (120, 607062), (138, 527880), (144, 505885), (159, 458160), (166, 438840), (180, 404708), (184, 395910), (207, 351920), (212, 343620), (230, 316728), (240, 303531), (249, 292560), (265, 274896), (276, 263940), (318, 229080), (332, 219420), (345, 211152), (360, 202354), (368, 197955), (414, 175960), (415, 175536), (424, 171810), (460, 158364), (477, 152720), (498, 146280), (530, 137448), (552, 131970), (636, 114540), (664, 109710), (690, 105576), (720, 101177), (747, 97520), (795, 91632), (828, 87980), (830, 87768), (848, 85905), (920, 79182), (954, 76360), (996, 73140), (1035, 70384), (1060, 68724), (1104, 65985), (1219, 59760), (1245, 58512), (1272, 57270), (1328, 54855), (1380, 52788), (1494, 48760), (1590, 45816), (1656, 43990), (1660, 43884), (1840, 39591), (1908, 38180), (1909, 38160), (1992, 36570), (2070, 35192), (2120, 34362), (2385, 30544), (2438, 29880), (2490, 29256), (2544, 28635), (2760, 26394), (2988, 24380), (3180, 22908), (3312, 21995), (3320, 21942), (3657, 19920), (3735, 19504), (3816, 19090), (3818, 19080), (3984, 18285), (4140, 17596), (4240, 17181), (4399, 16560), (4770, 15272), (4876, 14940), (4980, 14628), (5520, 13197), (5727, 12720), (5976, 12190), (6095, 11952), (6360, 11454), (6640, 10971), (7314, 9960), (7470, 9752), (7632, 9545), (7636, 9540), (8280, 8798)]