30878040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:529

約数の個数: 128

約数和(自身を含む): 101088000

約数和(自身を除く): 70209960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 285, 290, 348, 380, 435, 456, 467, 551, 570, 580, 696, 760, 870, 934, 1102, 1140, 1160, 1401, 1653, 1740, 1868, 2204, 2280, 2335, 2755, 2802, 3306, 3480, 3736, 4408, 4670, 5510, 5604, 6612, 7005, 8265, 8873, 9340, 11020, 11208, 13224, 13543, 14010, 16530, 17746, 18680, 22040, 26619, 27086, 28020, 33060, 35492, 40629, 44365, 53238, 54172, 56040, 66120, 67715, 70984, 81258, 88730, 106476, 108344, 133095, 135430, 162516, 177460, 203145, 212952, 257317, 266190, 270860, 325032, 354920, 406290, 514634, 532380, 541720, 771951, 812580, 1029268, 1064760, 1286585, 1543902, 1625160, 2058536, 2573170, 3087804, 3859755, 5146340, 6175608, 7719510, 10292680, 15439020, 30878040]

約数ペア:

[(1, 30878040), (2, 15439020), (3, 10292680), (4, 7719510), (5, 6175608), (6, 5146340), (8, 3859755), (10, 3087804), (12, 2573170), (15, 2058536), (19, 1625160), (20, 1543902), (24, 1286585), (29, 1064760), (30, 1029268), (38, 812580), (40, 771951), (57, 541720), (58, 532380), (60, 514634), (76, 406290), (87, 354920), (95, 325032), (114, 270860), (116, 266190), (120, 257317), (145, 212952), (152, 203145), (174, 177460), (190, 162516), (228, 135430), (232, 133095), (285, 108344), (290, 106476), (348, 88730), (380, 81258), (435, 70984), (456, 67715), (467, 66120), (551, 56040), (570, 54172), (580, 53238), (696, 44365), (760, 40629), (870, 35492), (934, 33060), (1102, 28020), (1140, 27086), (1160, 26619), (1401, 22040), (1653, 18680), (1740, 17746), (1868, 16530), (2204, 14010), (2280, 13543), (2335, 13224), (2755, 11208), (2802, 11020), (3306, 9340), (3480, 8873), (3736, 8265), (4408, 7005), (4670, 6612), (5510, 5604)]