720886980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{57487}}^1$

素因数の和:57529

約数の個数: 96

約数和(自身を含む): 2317916160

約数和(自身を除く): 1597029180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 380, 418, 570, 627, 660, 836, 1045, 1140, 1254, 2090, 2508, 3135, 4180, 6270, 12540, 57487, 114974, 172461, 229948, 287435, 344922, 574870, 632357, 689844, 862305, 1092253, 1149740, 1264714, 1724610, 1897071, 2184506, 2529428, 3161785, 3276759, 3449220, 3794142, 4369012, 5461265, 6323570, 6553518, 7588284, 9485355, 10922530, 12014783, 12647140, 13107036, 16383795, 18970710, 21845060, 24029566, 32767590, 36044349, 37941420, 48059132, 60073915, 65535180, 72088698, 120147830, 144177396, 180221745, 240295660, 360443490, 720886980]

約数ペア:

[(1, 720886980), (2, 360443490), (3, 240295660), (4, 180221745), (5, 144177396), (6, 120147830), (10, 72088698), (11, 65535180), (12, 60073915), (15, 48059132), (19, 37941420), (20, 36044349), (22, 32767590), (30, 24029566), (33, 21845060), (38, 18970710), (44, 16383795), (55, 13107036), (57, 12647140), (60, 12014783), (66, 10922530), (76, 9485355), (95, 7588284), (110, 6553518), (114, 6323570), (132, 5461265), (165, 4369012), (190, 3794142), (209, 3449220), (220, 3276759), (228, 3161785), (285, 2529428), (330, 2184506), (380, 1897071), (418, 1724610), (570, 1264714), (627, 1149740), (660, 1092253), (836, 862305), (1045, 689844), (1140, 632357), (1254, 574870), (2090, 344922), (2508, 287435), (3135, 229948), (4180, 172461), (6270, 114974), (12540, 57487)]