30404560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 75620160

約数和(自身を除く): 45215600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 83, 95, 152, 166, 190, 241, 304, 332, 380, 415, 482, 664, 760, 830, 964, 1205, 1328, 1520, 1577, 1660, 1928, 2410, 3154, 3320, 3856, 4579, 4820, 6308, 6640, 7885, 9158, 9640, 12616, 15770, 18316, 19280, 20003, 22895, 25232, 31540, 36632, 40006, 45790, 63080, 73264, 80012, 91580, 100015, 126160, 160024, 183160, 200030, 320048, 366320, 380057, 400060, 760114, 800120, 1520228, 1600240, 1900285, 3040456, 3800570, 6080912, 7601140, 15202280, 30404560]

約数ペア:

[(1, 30404560), (2, 15202280), (4, 7601140), (5, 6080912), (8, 3800570), (10, 3040456), (16, 1900285), (19, 1600240), (20, 1520228), (38, 800120), (40, 760114), (76, 400060), (80, 380057), (83, 366320), (95, 320048), (152, 200030), (166, 183160), (190, 160024), (241, 126160), (304, 100015), (332, 91580), (380, 80012), (415, 73264), (482, 63080), (664, 45790), (760, 40006), (830, 36632), (964, 31540), (1205, 25232), (1328, 22895), (1520, 20003), (1577, 19280), (1660, 18316), (1928, 15770), (2410, 12616), (3154, 9640), (3320, 9158), (3856, 7885), (4579, 6640), (4820, 6308)]