23555220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 75261312

約数和(自身を除く): 51706092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 101, 115, 130, 138, 156, 169, 195, 202, 230, 260, 276, 299, 303, 338, 345, 390, 404, 460, 505, 507, 598, 606, 676, 690, 780, 845, 897, 1010, 1014, 1196, 1212, 1313, 1380, 1495, 1515, 1690, 1794, 2020, 2028, 2323, 2535, 2626, 2990, 3030, 3380, 3588, 3887, 3939, 4485, 4646, 5070, 5252, 5980, 6060, 6565, 6969, 7774, 7878, 8970, 9292, 10140, 11615, 11661, 13130, 13938, 15548, 15756, 17069, 17940, 19435, 19695, 23230, 23322, 26260, 27876, 30199, 34138, 34845, 38870, 39390, 46460, 46644, 51207, 58305, 60398, 68276, 69690, 77740, 78780, 85345, 90597, 102414, 116610, 120796, 139380, 150995, 170690, 181194, 204828, 233220, 256035, 301990, 341380, 362388, 392587, 452985, 512070, 603980, 785174, 905970, 1024140, 1177761, 1570348, 1811940, 1962935, 2355522, 3925870, 4711044, 5888805, 7851740, 11777610, 23555220]

約数ペア:

[(1, 23555220), (2, 11777610), (3, 7851740), (4, 5888805), (5, 4711044), (6, 3925870), (10, 2355522), (12, 1962935), (13, 1811940), (15, 1570348), (20, 1177761), (23, 1024140), (26, 905970), (30, 785174), (39, 603980), (46, 512070), (52, 452985), (60, 392587), (65, 362388), (69, 341380), (78, 301990), (92, 256035), (101, 233220), (115, 204828), (130, 181194), (138, 170690), (156, 150995), (169, 139380), (195, 120796), (202, 116610), (230, 102414), (260, 90597), (276, 85345), (299, 78780), (303, 77740), (338, 69690), (345, 68276), (390, 60398), (404, 58305), (460, 51207), (505, 46644), (507, 46460), (598, 39390), (606, 38870), (676, 34845), (690, 34138), (780, 30199), (845, 27876), (897, 26260), (1010, 23322), (1014, 23230), (1196, 19695), (1212, 19435), (1313, 17940), (1380, 17069), (1495, 15756), (1515, 15548), (1690, 13938), (1794, 13130), (2020, 11661), (2028, 11615), (2323, 10140), (2535, 9292), (2626, 8970), (2990, 7878), (3030, 7774), (3380, 6969), (3588, 6565), (3887, 6060), (3939, 5980), (4485, 5252), (4646, 5070)]