257632830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:495

約数の個数: 192

約数和(自身を含む): 836559360

約数和(自身を除く): 578926530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 83, 90, 91, 105, 117, 126, 130, 166, 182, 195, 210, 234, 249, 273, 315, 379, 390, 415, 455, 498, 546, 581, 585, 630, 747, 758, 819, 830, 910, 1079, 1137, 1162, 1170, 1245, 1365, 1494, 1638, 1743, 1895, 2158, 2274, 2490, 2653, 2730, 2905, 3237, 3411, 3486, 3735, 3790, 4095, 4927, 5229, 5306, 5395, 5685, 5810, 6474, 6822, 7470, 7553, 7959, 8190, 8715, 9711, 9854, 10458, 10790, 11370, 13265, 14781, 15106, 15918, 16185, 17055, 17430, 19422, 22659, 23877, 24635, 26145, 26530, 29562, 31457, 32370, 34110, 34489, 37765, 39795, 44343, 45318, 47754, 48555, 49270, 52290, 62914, 67977, 68978, 73905, 75530, 79590, 88686, 94371, 97110, 103467, 113295, 119385, 135954, 147810, 157285, 172445, 188742, 206934, 220199, 221715, 226590, 238770, 283113, 310401, 314570, 339885, 344890, 408941, 440398, 443430, 471855, 517335, 566226, 620802, 660597, 679770, 817882, 943710, 1034670, 1100995, 1226823, 1321194, 1415565, 1552005, 1981791, 2044705, 2201990, 2453646, 2831130, 2862587, 3104010, 3302985, 3680469, 3963582, 4089410, 5725174, 6134115, 6605970, 7360938, 8587761, 9908955, 12268230, 14312935, 17175522, 18402345, 19817910, 25763283, 28625870, 36804690, 42938805, 51526566, 85877610, 128816415, 257632830]

約数ペア:

[(1, 257632830), (2, 128816415), (3, 85877610), (5, 51526566), (6, 42938805), (7, 36804690), (9, 28625870), (10, 25763283), (13, 19817910), (14, 18402345), (15, 17175522), (18, 14312935), (21, 12268230), (26, 9908955), (30, 8587761), (35, 7360938), (39, 6605970), (42, 6134115), (45, 5725174), (63, 4089410), (65, 3963582), (70, 3680469), (78, 3302985), (83, 3104010), (90, 2862587), (91, 2831130), (105, 2453646), (117, 2201990), (126, 2044705), (130, 1981791), (166, 1552005), (182, 1415565), (195, 1321194), (210, 1226823), (234, 1100995), (249, 1034670), (273, 943710), (315, 817882), (379, 679770), (390, 660597), (415, 620802), (455, 566226), (498, 517335), (546, 471855), (581, 443430), (585, 440398), (630, 408941), (747, 344890), (758, 339885), (819, 314570), (830, 310401), (910, 283113), (1079, 238770), (1137, 226590), (1162, 221715), (1170, 220199), (1245, 206934), (1365, 188742), (1494, 172445), (1638, 157285), (1743, 147810), (1895, 135954), (2158, 119385), (2274, 113295), (2490, 103467), (2653, 97110), (2730, 94371), (2905, 88686), (3237, 79590), (3411, 75530), (3486, 73905), (3735, 68978), (3790, 67977), (4095, 62914), (4927, 52290), (5229, 49270), (5306, 48555), (5395, 47754), (5685, 45318), (5810, 44343), (6474, 39795), (6822, 37765), (7470, 34489), (7553, 34110), (7959, 32370), (8190, 31457), (8715, 29562), (9711, 26530), (9854, 26145), (10458, 24635), (10790, 23877), (11370, 22659), (13265, 19422), (14781, 17430), (15106, 17055), (15918, 16185)]