28043880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 90979200

約数和(自身を除く): 62935320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 59, 60, 68, 85, 102, 118, 120, 136, 170, 177, 204, 233, 236, 255, 295, 340, 354, 408, 466, 472, 510, 590, 680, 699, 708, 885, 932, 1003, 1020, 1165, 1180, 1398, 1416, 1770, 1864, 2006, 2040, 2330, 2360, 2796, 3009, 3495, 3540, 3961, 4012, 4660, 5015, 5592, 6018, 6990, 7080, 7922, 8024, 9320, 10030, 11883, 12036, 13747, 13980, 15045, 15844, 19805, 20060, 23766, 24072, 27494, 27960, 30090, 31688, 39610, 40120, 41241, 47532, 54988, 59415, 60180, 68735, 79220, 82482, 95064, 109976, 118830, 120360, 137470, 158440, 164964, 206205, 233699, 237660, 274940, 329928, 412410, 467398, 475320, 549880, 701097, 824820, 934796, 1168495, 1402194, 1649640, 1869592, 2336990, 2804388, 3505485, 4673980, 5608776, 7010970, 9347960, 14021940, 28043880]

約数ペア:

[(1, 28043880), (2, 14021940), (3, 9347960), (4, 7010970), (5, 5608776), (6, 4673980), (8, 3505485), (10, 2804388), (12, 2336990), (15, 1869592), (17, 1649640), (20, 1402194), (24, 1168495), (30, 934796), (34, 824820), (40, 701097), (51, 549880), (59, 475320), (60, 467398), (68, 412410), (85, 329928), (102, 274940), (118, 237660), (120, 233699), (136, 206205), (170, 164964), (177, 158440), (204, 137470), (233, 120360), (236, 118830), (255, 109976), (295, 95064), (340, 82482), (354, 79220), (408, 68735), (466, 60180), (472, 59415), (510, 54988), (590, 47532), (680, 41241), (699, 40120), (708, 39610), (885, 31688), (932, 30090), (1003, 27960), (1020, 27494), (1165, 24072), (1180, 23766), (1398, 20060), (1416, 19805), (1770, 15844), (1864, 15045), (2006, 13980), (2040, 13747), (2330, 12036), (2360, 11883), (2796, 10030), (3009, 9320), (3495, 8024), (3540, 7922), (3961, 7080), (4012, 6990), (4660, 6018), (5015, 5592)]