418149340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1380

約数の個数: 144

約数和(自身を含む): 1139352480

約数和(自身を除く): 721203140

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 49, 68, 70, 76, 85, 95, 98, 119, 133, 140, 170, 190, 196, 238, 245, 266, 323, 340, 380, 476, 490, 532, 595, 646, 665, 833, 931, 980, 1190, 1292, 1321, 1330, 1615, 1666, 1862, 2261, 2380, 2642, 2660, 3230, 3332, 3724, 4165, 4522, 4655, 5284, 6460, 6605, 8330, 9044, 9247, 9310, 11305, 13210, 15827, 16660, 18494, 18620, 22457, 22610, 25099, 26420, 31654, 36988, 44914, 45220, 46235, 50198, 63308, 64729, 79135, 89828, 92470, 100396, 112285, 125495, 129458, 157199, 158270, 175693, 184940, 224570, 250990, 258916, 314398, 316540, 323645, 351386, 426683, 449140, 501980, 628796, 647290, 702772, 785995, 853366, 878465, 1100393, 1229851, 1294580, 1571990, 1706732, 1756930, 2133415, 2200786, 2459702, 2986781, 3143980, 3513860, 4266830, 4401572, 4919404, 5501965, 5973562, 6149255, 8533660, 11003930, 11947124, 12298510, 14933905, 20907467, 22007860, 24597020, 29867810, 41814934, 59735620, 83629868, 104537335, 209074670, 418149340]

約数ペア:

[(1, 418149340), (2, 209074670), (4, 104537335), (5, 83629868), (7, 59735620), (10, 41814934), (14, 29867810), (17, 24597020), (19, 22007860), (20, 20907467), (28, 14933905), (34, 12298510), (35, 11947124), (38, 11003930), (49, 8533660), (68, 6149255), (70, 5973562), (76, 5501965), (85, 4919404), (95, 4401572), (98, 4266830), (119, 3513860), (133, 3143980), (140, 2986781), (170, 2459702), (190, 2200786), (196, 2133415), (238, 1756930), (245, 1706732), (266, 1571990), (323, 1294580), (340, 1229851), (380, 1100393), (476, 878465), (490, 853366), (532, 785995), (595, 702772), (646, 647290), (665, 628796), (833, 501980), (931, 449140), (980, 426683), (1190, 351386), (1292, 323645), (1321, 316540), (1330, 314398), (1615, 258916), (1666, 250990), (1862, 224570), (2261, 184940), (2380, 175693), (2642, 158270), (2660, 157199), (3230, 129458), (3332, 125495), (3724, 112285), (4165, 100396), (4522, 92470), (4655, 89828), (5284, 79135), (6460, 64729), (6605, 63308), (8330, 50198), (9044, 46235), (9247, 45220), (9310, 44914), (11305, 36988), (13210, 31654), (15827, 26420), (16660, 25099), (18494, 22610), (18620, 22457)]