77918490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 227404800

約数和(自身を除く): 149486310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 79, 90, 117, 130, 135, 158, 195, 234, 237, 270, 281, 351, 390, 395, 474, 562, 585, 702, 711, 790, 843, 1027, 1170, 1185, 1405, 1422, 1686, 1755, 2054, 2133, 2370, 2529, 2810, 3081, 3510, 3555, 3653, 4215, 4266, 5058, 5135, 6162, 7110, 7306, 7587, 8430, 9243, 10270, 10665, 10959, 12645, 15174, 15405, 18265, 18486, 21330, 21918, 22199, 25290, 27729, 30810, 32877, 36530, 37935, 44398, 46215, 54795, 55458, 65754, 66597, 75870, 92430, 98631, 109590, 110995, 133194, 138645, 164385, 197262, 199791, 221990, 277290, 288587, 328770, 332985, 399582, 493155, 577174, 599373, 665970, 865761, 986310, 998955, 1198746, 1442935, 1731522, 1997910, 2597283, 2885870, 2996865, 4328805, 5194566, 5993730, 7791849, 8657610, 12986415, 15583698, 25972830, 38959245, 77918490]

約数ペア:

[(1, 77918490), (2, 38959245), (3, 25972830), (5, 15583698), (6, 12986415), (9, 8657610), (10, 7791849), (13, 5993730), (15, 5194566), (18, 4328805), (26, 2996865), (27, 2885870), (30, 2597283), (39, 1997910), (45, 1731522), (54, 1442935), (65, 1198746), (78, 998955), (79, 986310), (90, 865761), (117, 665970), (130, 599373), (135, 577174), (158, 493155), (195, 399582), (234, 332985), (237, 328770), (270, 288587), (281, 277290), (351, 221990), (390, 199791), (395, 197262), (474, 164385), (562, 138645), (585, 133194), (702, 110995), (711, 109590), (790, 98631), (843, 92430), (1027, 75870), (1170, 66597), (1185, 65754), (1405, 55458), (1422, 54795), (1686, 46215), (1755, 44398), (2054, 37935), (2133, 36530), (2370, 32877), (2529, 30810), (2810, 27729), (3081, 25290), (3510, 22199), (3555, 21918), (3653, 21330), (4215, 18486), (4266, 18265), (5058, 15405), (5135, 15174), (6162, 12645), (7110, 10959), (7306, 10665), (7587, 10270), (8430, 9243)]