8729910

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 27648000

約数和(自身を除く): 18918090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 149, 155, 186, 189, 210, 217, 270, 279, 298, 310, 315, 378, 434, 447, 465, 558, 630, 651, 745, 837, 894, 930, 945, 1043, 1085, 1302, 1341, 1395, 1490, 1674, 1890, 1953, 2086, 2170, 2235, 2682, 2790, 3129, 3255, 3906, 4023, 4185, 4470, 4619, 5215, 5859, 6258, 6510, 6705, 8046, 8370, 9238, 9387, 9765, 10430, 11718, 13410, 13857, 15645, 18774, 19530, 20115, 23095, 27714, 28161, 29295, 31290, 32333, 40230, 41571, 46190, 46935, 56322, 58590, 64666, 69285, 83142, 93870, 96999, 124713, 138570, 140805, 161665, 193998, 207855, 249426, 281610, 290997, 323330, 415710, 484995, 581994, 623565, 872991, 969990, 1247130, 1454985, 1745982, 2909970, 4364955, 8729910]

約数ペア:

[(1, 8729910), (2, 4364955), (3, 2909970), (5, 1745982), (6, 1454985), (7, 1247130), (9, 969990), (10, 872991), (14, 623565), (15, 581994), (18, 484995), (21, 415710), (27, 323330), (30, 290997), (31, 281610), (35, 249426), (42, 207855), (45, 193998), (54, 161665), (62, 140805), (63, 138570), (70, 124713), (90, 96999), (93, 93870), (105, 83142), (126, 69285), (135, 64666), (149, 58590), (155, 56322), (186, 46935), (189, 46190), (210, 41571), (217, 40230), (270, 32333), (279, 31290), (298, 29295), (310, 28161), (315, 27714), (378, 23095), (434, 20115), (447, 19530), (465, 18774), (558, 15645), (630, 13857), (651, 13410), (745, 11718), (837, 10430), (894, 9765), (930, 9387), (945, 9238), (1043, 8370), (1085, 8046), (1302, 6705), (1341, 6510), (1395, 6258), (1490, 5859), (1674, 5215), (1890, 4619), (1953, 4470), (2086, 4185), (2170, 4023), (2235, 3906), (2682, 3255), (2790, 3129)]