28817910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 86814720

約数和(自身を除く): 57996810

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 90, 93, 99, 110, 135, 155, 165, 186, 198, 270, 279, 297, 310, 313, 330, 341, 465, 495, 558, 594, 626, 682, 837, 930, 939, 990, 1023, 1395, 1485, 1565, 1674, 1705, 1878, 2046, 2790, 2817, 2970, 3069, 3130, 3410, 3443, 4185, 4695, 5115, 5634, 6138, 6886, 8370, 8451, 9207, 9390, 9703, 10230, 10329, 14085, 15345, 16902, 17215, 18414, 19406, 20658, 28170, 29109, 30690, 30987, 34430, 42255, 46035, 48515, 51645, 58218, 61974, 84510, 87327, 92070, 92961, 97030, 103290, 106733, 145545, 154935, 174654, 185922, 213466, 261981, 291090, 309870, 320199, 436635, 464805, 523962, 533665, 640398, 873270, 929610, 960597, 1067330, 1309905, 1600995, 1921194, 2619810, 2881791, 3201990, 4802985, 5763582, 9605970, 14408955, 28817910]

約数ペア:

[(1, 28817910), (2, 14408955), (3, 9605970), (5, 5763582), (6, 4802985), (9, 3201990), (10, 2881791), (11, 2619810), (15, 1921194), (18, 1600995), (22, 1309905), (27, 1067330), (30, 960597), (31, 929610), (33, 873270), (45, 640398), (54, 533665), (55, 523962), (62, 464805), (66, 436635), (90, 320199), (93, 309870), (99, 291090), (110, 261981), (135, 213466), (155, 185922), (165, 174654), (186, 154935), (198, 145545), (270, 106733), (279, 103290), (297, 97030), (310, 92961), (313, 92070), (330, 87327), (341, 84510), (465, 61974), (495, 58218), (558, 51645), (594, 48515), (626, 46035), (682, 42255), (837, 34430), (930, 30987), (939, 30690), (990, 29109), (1023, 28170), (1395, 20658), (1485, 19406), (1565, 18414), (1674, 17215), (1705, 16902), (1878, 15345), (2046, 14085), (2790, 10329), (2817, 10230), (2970, 9703), (3069, 9390), (3130, 9207), (3410, 8451), (3443, 8370), (4185, 6886), (4695, 6138), (5115, 5634)]