1245589730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:537

約数の個数: 128

約数和(自身を含む): 2921909760

約数和(自身を除く): 1676320030

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 70, 77, 110, 121, 145, 154, 203, 242, 290, 319, 385, 406, 461, 605, 638, 770, 847, 922, 1015, 1210, 1331, 1595, 1694, 2030, 2233, 2305, 2662, 3190, 3227, 3509, 4235, 4466, 4610, 5071, 6454, 6655, 7018, 8470, 9317, 10142, 11165, 13310, 13369, 16135, 17545, 18634, 22330, 24563, 25355, 26738, 32270, 35090, 35497, 38599, 46585, 49126, 50710, 55781, 66845, 70994, 77198, 93170, 93583, 111562, 122815, 133690, 147059, 177485, 187166, 192995, 245630, 270193, 278905, 294118, 354970, 385990, 390467, 467915, 540386, 557810, 613591, 735295, 780934, 935830, 1029413, 1227182, 1350965, 1470590, 1617649, 1952335, 2058826, 2701930, 3067955, 3235298, 3904670, 4295137, 5147065, 6135910, 8088245, 8590274, 10294130, 11323543, 16176490, 17794139, 21475685, 22647086, 35588278, 42951370, 56617715, 88970695, 113235430, 124558973, 177941390, 249117946, 622794865, 1245589730]

約数ペア:

[(1, 1245589730), (2, 622794865), (5, 249117946), (7, 177941390), (10, 124558973), (11, 113235430), (14, 88970695), (22, 56617715), (29, 42951370), (35, 35588278), (55, 22647086), (58, 21475685), (70, 17794139), (77, 16176490), (110, 11323543), (121, 10294130), (145, 8590274), (154, 8088245), (203, 6135910), (242, 5147065), (290, 4295137), (319, 3904670), (385, 3235298), (406, 3067955), (461, 2701930), (605, 2058826), (638, 1952335), (770, 1617649), (847, 1470590), (922, 1350965), (1015, 1227182), (1210, 1029413), (1331, 935830), (1595, 780934), (1694, 735295), (2030, 613591), (2233, 557810), (2305, 540386), (2662, 467915), (3190, 390467), (3227, 385990), (3509, 354970), (4235, 294118), (4466, 278905), (4610, 270193), (5071, 245630), (6454, 192995), (6655, 187166), (7018, 177485), (8470, 147059), (9317, 133690), (10142, 122815), (11165, 111562), (13310, 93583), (13369, 93170), (16135, 77198), (17545, 70994), (18634, 66845), (22330, 55781), (24563, 50710), (25355, 49126), (26738, 46585), (32270, 38599), (35090, 35497)]