428007120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:517

約数の個数: 160

約数和(自身を含む): 1375828608

約数和(自身を除く): 947821488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 157, 185, 222, 240, 296, 307, 314, 370, 444, 471, 555, 592, 614, 628, 740, 785, 888, 921, 942, 1110, 1228, 1256, 1480, 1535, 1570, 1776, 1842, 1884, 2220, 2355, 2456, 2512, 2960, 3070, 3140, 3684, 3768, 4440, 4605, 4710, 4912, 5809, 6140, 6280, 7368, 7536, 8880, 9210, 9420, 11359, 11618, 12280, 12560, 14736, 17427, 18420, 18840, 22718, 23236, 24560, 29045, 34077, 34854, 36840, 37680, 45436, 46472, 48199, 56795, 58090, 68154, 69708, 73680, 87135, 90872, 92944, 96398, 113590, 116180, 136308, 139416, 144597, 170385, 174270, 181744, 192796, 227180, 232360, 240995, 272616, 278832, 289194, 340770, 348540, 385592, 454360, 464720, 481990, 545232, 578388, 681540, 697080, 722985, 771184, 908720, 963980, 1156776, 1363080, 1394160, 1445970, 1783363, 1927960, 2313552, 2726160, 2891940, 3566726, 3855920, 5350089, 5783880, 7133452, 8916815, 10700178, 11567760, 14266904, 17833630, 21400356, 26750445, 28533808, 35667260, 42800712, 53500890, 71334520, 85601424, 107001780, 142669040, 214003560, 428007120]

約数ペア:

[(1, 428007120), (2, 214003560), (3, 142669040), (4, 107001780), (5, 85601424), (6, 71334520), (8, 53500890), (10, 42800712), (12, 35667260), (15, 28533808), (16, 26750445), (20, 21400356), (24, 17833630), (30, 14266904), (37, 11567760), (40, 10700178), (48, 8916815), (60, 7133452), (74, 5783880), (80, 5350089), (111, 3855920), (120, 3566726), (148, 2891940), (157, 2726160), (185, 2313552), (222, 1927960), (240, 1783363), (296, 1445970), (307, 1394160), (314, 1363080), (370, 1156776), (444, 963980), (471, 908720), (555, 771184), (592, 722985), (614, 697080), (628, 681540), (740, 578388), (785, 545232), (888, 481990), (921, 464720), (942, 454360), (1110, 385592), (1228, 348540), (1256, 340770), (1480, 289194), (1535, 278832), (1570, 272616), (1776, 240995), (1842, 232360), (1884, 227180), (2220, 192796), (2355, 181744), (2456, 174270), (2512, 170385), (2960, 144597), (3070, 139416), (3140, 136308), (3684, 116180), (3768, 113590), (4440, 96398), (4605, 92944), (4710, 90872), (4912, 87135), (5809, 73680), (6140, 69708), (6280, 68154), (7368, 58090), (7536, 56795), (8880, 48199), (9210, 46472), (9420, 45436), (11359, 37680), (11618, 36840), (12280, 34854), (12560, 34077), (14736, 29045), (17427, 24560), (18420, 23236), (18840, 22718)]