87895710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1049}}^1$

素因数の和:1095

約数の個数: 144

約数和(自身を含む): 280098000

約数和(自身を除く): 192202290

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 49, 57, 63, 70, 90, 95, 98, 105, 114, 126, 133, 147, 171, 190, 210, 245, 266, 285, 294, 315, 342, 399, 441, 490, 570, 630, 665, 735, 798, 855, 882, 931, 1049, 1197, 1330, 1470, 1710, 1862, 1995, 2098, 2205, 2394, 2793, 3147, 3990, 4410, 4655, 5245, 5586, 5985, 6294, 7343, 8379, 9310, 9441, 10490, 11970, 13965, 14686, 15735, 16758, 18882, 19931, 22029, 27930, 31470, 36715, 39862, 41895, 44058, 47205, 51401, 59793, 66087, 73430, 83790, 94410, 99655, 102802, 110145, 119586, 132174, 139517, 154203, 179379, 199310, 220290, 257005, 279034, 298965, 308406, 330435, 358758, 418551, 462609, 514010, 597930, 660870, 697585, 771015, 837102, 896895, 925218, 976619, 1255653, 1395170, 1542030, 1793790, 1953238, 2092755, 2313045, 2511306, 2929857, 4185510, 4626090, 4883095, 5859714, 6278265, 8789571, 9766190, 12556530, 14649285, 17579142, 29298570, 43947855, 87895710]

約数ペア:

[(1, 87895710), (2, 43947855), (3, 29298570), (5, 17579142), (6, 14649285), (7, 12556530), (9, 9766190), (10, 8789571), (14, 6278265), (15, 5859714), (18, 4883095), (19, 4626090), (21, 4185510), (30, 2929857), (35, 2511306), (38, 2313045), (42, 2092755), (45, 1953238), (49, 1793790), (57, 1542030), (63, 1395170), (70, 1255653), (90, 976619), (95, 925218), (98, 896895), (105, 837102), (114, 771015), (126, 697585), (133, 660870), (147, 597930), (171, 514010), (190, 462609), (210, 418551), (245, 358758), (266, 330435), (285, 308406), (294, 298965), (315, 279034), (342, 257005), (399, 220290), (441, 199310), (490, 179379), (570, 154203), (630, 139517), (665, 132174), (735, 119586), (798, 110145), (855, 102802), (882, 99655), (931, 94410), (1049, 83790), (1197, 73430), (1330, 66087), (1470, 59793), (1710, 51401), (1862, 47205), (1995, 44058), (2098, 41895), (2205, 39862), (2394, 36715), (2793, 31470), (3147, 27930), (3990, 22029), (4410, 19931), (4655, 18882), (5245, 16758), (5586, 15735), (5985, 14686), (6294, 13965), (7343, 11970), (8379, 10490), (9310, 9441)]