30128680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1367}}^1$

素因数の和:1426

約数の個数: 64

約数和(自身を含む): 73872000

約数和(自身を除く): 43743320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 1367, 2204, 2734, 2755, 4408, 5468, 5510, 6835, 10936, 11020, 13670, 22040, 25973, 27340, 39643, 51946, 54680, 79286, 103892, 129865, 158572, 198215, 207784, 259730, 317144, 396430, 519460, 753217, 792860, 1038920, 1506434, 1585720, 3012868, 3766085, 6025736, 7532170, 15064340, 30128680]

約数ペア:

[(1, 30128680), (2, 15064340), (4, 7532170), (5, 6025736), (8, 3766085), (10, 3012868), (19, 1585720), (20, 1506434), (29, 1038920), (38, 792860), (40, 753217), (58, 519460), (76, 396430), (95, 317144), (116, 259730), (145, 207784), (152, 198215), (190, 158572), (232, 129865), (290, 103892), (380, 79286), (551, 54680), (580, 51946), (760, 39643), (1102, 27340), (1160, 25973), (1367, 22040), (2204, 13670), (2734, 11020), (2755, 10936), (4408, 6835), (5468, 5510)]