639504384

素因数分解:

$2^{12}\times 3^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:831

約数の個数: 104

約数和(自身を含む): 1731511872

約数和(自身を除く): 1092007488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 96, 128, 142, 192, 213, 256, 284, 384, 426, 512, 568, 733, 768, 852, 1024, 1136, 1466, 1536, 1704, 2048, 2199, 2272, 2932, 3072, 3408, 4096, 4398, 4544, 5864, 6144, 6816, 8796, 9088, 11728, 12288, 13632, 17592, 18176, 23456, 27264, 35184, 36352, 46912, 52043, 54528, 70368, 72704, 93824, 104086, 109056, 140736, 145408, 156129, 187648, 208172, 218112, 281472, 290816, 312258, 375296, 416344, 436224, 562944, 624516, 750592, 832688, 872448, 1125888, 1249032, 1501184, 1665376, 2251776, 2498064, 3002368, 3330752, 4503552, 4996128, 6661504, 9007104, 9992256, 13323008, 19984512, 26646016, 39969024, 53292032, 79938048, 106584064, 159876096, 213168128, 319752192, 639504384]

約数ペア:

[(1, 639504384), (2, 319752192), (3, 213168128), (4, 159876096), (6, 106584064), (8, 79938048), (12, 53292032), (16, 39969024), (24, 26646016), (32, 19984512), (48, 13323008), (64, 9992256), (71, 9007104), (96, 6661504), (128, 4996128), (142, 4503552), (192, 3330752), (213, 3002368), (256, 2498064), (284, 2251776), (384, 1665376), (426, 1501184), (512, 1249032), (568, 1125888), (733, 872448), (768, 832688), (852, 750592), (1024, 624516), (1136, 562944), (1466, 436224), (1536, 416344), (1704, 375296), (2048, 312258), (2199, 290816), (2272, 281472), (2932, 218112), (3072, 208172), (3408, 187648), (4096, 156129), (4398, 145408), (4544, 140736), (5864, 109056), (6144, 104086), (6816, 93824), (8796, 72704), (9088, 70368), (11728, 54528), (12288, 52043), (13632, 46912), (17592, 36352), (18176, 35184), (23456, 27264)]