20664570360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{2273}}^1$

素因数の和:2510

約数の個数: 256

約数和(自身を含む): 72302284800

約数和(自身を除く): 51637714440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 79, 84, 105, 120, 137, 140, 158, 168, 210, 237, 274, 280, 316, 395, 411, 420, 474, 548, 553, 632, 685, 790, 822, 840, 948, 959, 1096, 1106, 1185, 1370, 1580, 1644, 1659, 1896, 1918, 2055, 2212, 2273, 2370, 2740, 2765, 2877, 3160, 3288, 3318, 3836, 4110, 4424, 4546, 4740, 4795, 5480, 5530, 5754, 6636, 6819, 7672, 8220, 8295, 9092, 9480, 9590, 10823, 11060, 11365, 11508, 13272, 13638, 14385, 15911, 16440, 16590, 18184, 19180, 21646, 22120, 22730, 23016, 27276, 28770, 31822, 32469, 33180, 34095, 38360, 43292, 45460, 47733, 54115, 54552, 57540, 63644, 64938, 66360, 68190, 75761, 79555, 86584, 90920, 95466, 108230, 115080, 127288, 129876, 136380, 151522, 159110, 162345, 179567, 190932, 216460, 227283, 238665, 259752, 272760, 303044, 311401, 318220, 324690, 359134, 378805, 381864, 432920, 454566, 477330, 538701, 606088, 622802, 636440, 649380, 718268, 757610, 897835, 909132, 934203, 954660, 1077402, 1136415, 1245604, 1256969, 1298760, 1436536, 1515220, 1557005, 1795670, 1818264, 1868406, 1909320, 2154804, 2179807, 2272830, 2491208, 2513938, 2693505, 3030440, 3114010, 3591340, 3736812, 3770907, 4309608, 4359614, 4545660, 4671015, 5027876, 5387010, 6228020, 6284845, 6539421, 7182680, 7473624, 7541814, 8719228, 9091320, 9342030, 10055752, 10774020, 10899035, 12456040, 12569690, 13078842, 15083628, 17438456, 18684060, 18854535, 21548040, 21798070, 24600679, 25139380, 26157684, 30167256, 32697105, 37368120, 37709070, 43596140, 49201358, 50278760, 52315368, 65394210, 73802037, 75418140, 87192280, 98402716, 123003395, 130788420, 147604074, 150836280, 172204753, 196805432, 246006790, 261576840, 295208148, 344409506, 369010185, 492013580, 516614259, 590416296, 688819012, 738020370, 861023765, 984027160, 1033228518, 1377638024, 1476040740, 1722047530, 2066457036, 2583071295, 2952081480, 3444095060, 4132914072, 5166142590, 6888190120, 10332285180, 20664570360]

約数ペア:

[(1, 20664570360), (2, 10332285180), (3, 6888190120), (4, 5166142590), (5, 4132914072), (6, 3444095060), (7, 2952081480), (8, 2583071295), (10, 2066457036), (12, 1722047530), (14, 1476040740), (15, 1377638024), (20, 1033228518), (21, 984027160), (24, 861023765), (28, 738020370), (30, 688819012), (35, 590416296), (40, 516614259), (42, 492013580), (56, 369010185), (60, 344409506), (70, 295208148), (79, 261576840), (84, 246006790), (105, 196805432), (120, 172204753), (137, 150836280), (140, 147604074), (158, 130788420), (168, 123003395), (210, 98402716), (237, 87192280), (274, 75418140), (280, 73802037), (316, 65394210), (395, 52315368), (411, 50278760), (420, 49201358), (474, 43596140), (548, 37709070), (553, 37368120), (632, 32697105), (685, 30167256), (790, 26157684), (822, 25139380), (840, 24600679), (948, 21798070), (959, 21548040), (1096, 18854535), (1106, 18684060), (1185, 17438456), (1370, 15083628), (1580, 13078842), (1644, 12569690), (1659, 12456040), (1896, 10899035), (1918, 10774020), (2055, 10055752), (2212, 9342030), (2273, 9091320), (2370, 8719228), (2740, 7541814), (2765, 7473624), (2877, 7182680), (3160, 6539421), (3288, 6284845), (3318, 6228020), (3836, 5387010), (4110, 5027876), (4424, 4671015), (4546, 4545660), (4740, 4359614), (4795, 4309608), (5480, 3770907), (5530, 3736812), (5754, 3591340), (6636, 3114010), (6819, 3030440), (7672, 2693505), (8220, 2513938), (8295, 2491208), (9092, 2272830), (9480, 2179807), (9590, 2154804), (10823, 1909320), (11060, 1868406), (11365, 1818264), (11508, 1795670), (13272, 1557005), (13638, 1515220), (14385, 1436536), (15911, 1298760), (16440, 1256969), (16590, 1245604), (18184, 1136415), (19180, 1077402), (21646, 954660), (22120, 934203), (22730, 909132), (23016, 897835), (27276, 757610), (28770, 718268), (31822, 649380), (32469, 636440), (33180, 622802), (34095, 606088), (38360, 538701), (43292, 477330), (45460, 454566), (47733, 432920), (54115, 381864), (54552, 378805), (57540, 359134), (63644, 324690), (64938, 318220), (66360, 311401), (68190, 303044), (75761, 272760), (79555, 259752), (86584, 238665), (90920, 227283), (95466, 216460), (108230, 190932), (115080, 179567), (127288, 162345), (129876, 159110), (136380, 151522)]