198485820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{313}}^1$

素因数の和:612

約数の個数: 144

約数和(自身を含む): 652858752

約数和(自身を除く): 454372932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 271, 313, 390, 468, 542, 585, 626, 780, 813, 939, 1084, 1170, 1252, 1355, 1565, 1626, 1878, 2340, 2439, 2710, 2817, 3130, 3252, 3523, 3756, 4065, 4069, 4695, 4878, 5420, 5634, 6260, 7046, 8130, 8138, 9390, 9756, 10569, 11268, 12195, 12207, 14085, 14092, 16260, 16276, 17615, 18780, 20345, 21138, 24390, 24414, 28170, 31707, 35230, 36621, 40690, 42276, 48780, 48828, 52845, 56340, 61035, 63414, 70460, 73242, 81380, 84823, 105690, 122070, 126828, 146484, 158535, 169646, 183105, 211380, 244140, 254469, 317070, 339292, 366210, 424115, 508938, 634140, 732420, 763407, 848230, 1017876, 1102699, 1272345, 1526814, 1696460, 2205398, 2544690, 3053628, 3308097, 3817035, 4410796, 5089380, 5513495, 6616194, 7634070, 9924291, 11026990, 13232388, 15268140, 16540485, 19848582, 22053980, 33080970, 39697164, 49621455, 66161940, 99242910, 198485820]

約数ペア:

[(1, 198485820), (2, 99242910), (3, 66161940), (4, 49621455), (5, 39697164), (6, 33080970), (9, 22053980), (10, 19848582), (12, 16540485), (13, 15268140), (15, 13232388), (18, 11026990), (20, 9924291), (26, 7634070), (30, 6616194), (36, 5513495), (39, 5089380), (45, 4410796), (52, 3817035), (60, 3308097), (65, 3053628), (78, 2544690), (90, 2205398), (117, 1696460), (130, 1526814), (156, 1272345), (180, 1102699), (195, 1017876), (234, 848230), (260, 763407), (271, 732420), (313, 634140), (390, 508938), (468, 424115), (542, 366210), (585, 339292), (626, 317070), (780, 254469), (813, 244140), (939, 211380), (1084, 183105), (1170, 169646), (1252, 158535), (1355, 146484), (1565, 126828), (1626, 122070), (1878, 105690), (2340, 84823), (2439, 81380), (2710, 73242), (2817, 70460), (3130, 63414), (3252, 61035), (3523, 56340), (3756, 52845), (4065, 48828), (4069, 48780), (4695, 42276), (4878, 40690), (5420, 36621), (5634, 35230), (6260, 31707), (7046, 28170), (8130, 24414), (8138, 24390), (9390, 21138), (9756, 20345), (10569, 18780), (11268, 17615), (12195, 16276), (12207, 16260), (14085, 14092)]