438049495280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2235859}}^1$

素因数の和:2235982

約数の個数: 80

約数和(自身を含む): 1064627097600

約数和(自身を除く): 626577602320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 395, 496, 620, 632, 790, 1240, 1264, 1580, 2449, 2480, 3160, 4898, 6320, 9796, 12245, 19592, 24490, 39184, 48980, 97960, 195920, 2235859, 4471718, 8943436, 11179295, 17886872, 22358590, 35773744, 44717180, 69311629, 89434360, 138623258, 176632861, 178868720, 277246516, 346558145, 353265722, 554493032, 693116290, 706531444, 883164305, 1108986064, 1386232580, 1413062888, 1766328610, 2772465160, 2826125776, 3532657220, 5475618691, 5544930320, 7065314440, 10951237382, 14130628880, 21902474764, 27378093455, 43804949528, 54756186910, 87609899056, 109512373820, 219024747640, 438049495280]

約数ペア:

[(1, 438049495280), (2, 219024747640), (4, 109512373820), (5, 87609899056), (8, 54756186910), (10, 43804949528), (16, 27378093455), (20, 21902474764), (31, 14130628880), (40, 10951237382), (62, 7065314440), (79, 5544930320), (80, 5475618691), (124, 3532657220), (155, 2826125776), (158, 2772465160), (248, 1766328610), (310, 1413062888), (316, 1386232580), (395, 1108986064), (496, 883164305), (620, 706531444), (632, 693116290), (790, 554493032), (1240, 353265722), (1264, 346558145), (1580, 277246516), (2449, 178868720), (2480, 176632861), (3160, 138623258), (4898, 89434360), (6320, 69311629), (9796, 44717180), (12245, 35773744), (19592, 22358590), (24490, 17886872), (39184, 11179295), (48980, 8943436), (97960, 4471718), (195920, 2235859)]