15690873440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{3229}}^1$

素因数の和:3517

約数の個数: 144

約数和(自身を含む): 40921025040

約数和(自身を除く): 25230151600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 251, 352, 440, 484, 502, 605, 880, 968, 1004, 1210, 1255, 1760, 1936, 2008, 2420, 2510, 2761, 3229, 3872, 4016, 4840, 5020, 5522, 6458, 8032, 9680, 10040, 11044, 12916, 13805, 16145, 19360, 20080, 22088, 25832, 27610, 30371, 32290, 35519, 40160, 44176, 51664, 55220, 60742, 64580, 71038, 88352, 103328, 110440, 121484, 129160, 142076, 151855, 177595, 220880, 242968, 258320, 284152, 303710, 355190, 390709, 441760, 485936, 516640, 568304, 607420, 710380, 781418, 810479, 971872, 1136608, 1214840, 1420760, 1562836, 1620958, 1953545, 2429680, 2841520, 3125672, 3241916, 3907090, 4052395, 4859360, 5683040, 6251344, 6483832, 7814180, 8104790, 8915269, 12502688, 12967664, 15628360, 16209580, 17830538, 25935328, 31256720, 32419160, 35661076, 44576345, 62513440, 64838320, 71322152, 89152690, 98067959, 129676640, 142644304, 178305380, 196135918, 285288608, 356610760, 392271836, 490339795, 713221520, 784543672, 980679590, 1426443040, 1569087344, 1961359180, 3138174688, 3922718360, 7845436720, 15690873440]

約数ペア:

[(1, 15690873440), (2, 7845436720), (4, 3922718360), (5, 3138174688), (8, 1961359180), (10, 1569087344), (11, 1426443040), (16, 980679590), (20, 784543672), (22, 713221520), (32, 490339795), (40, 392271836), (44, 356610760), (55, 285288608), (80, 196135918), (88, 178305380), (110, 142644304), (121, 129676640), (160, 98067959), (176, 89152690), (220, 71322152), (242, 64838320), (251, 62513440), (352, 44576345), (440, 35661076), (484, 32419160), (502, 31256720), (605, 25935328), (880, 17830538), (968, 16209580), (1004, 15628360), (1210, 12967664), (1255, 12502688), (1760, 8915269), (1936, 8104790), (2008, 7814180), (2420, 6483832), (2510, 6251344), (2761, 5683040), (3229, 4859360), (3872, 4052395), (4016, 3907090), (4840, 3241916), (5020, 3125672), (5522, 2841520), (6458, 2429680), (8032, 1953545), (9680, 1620958), (10040, 1562836), (11044, 1420760), (12916, 1214840), (13805, 1136608), (16145, 971872), (19360, 810479), (20080, 781418), (22088, 710380), (25832, 607420), (27610, 568304), (30371, 516640), (32290, 485936), (35519, 441760), (40160, 390709), (44176, 355190), (51664, 303710), (55220, 284152), (60742, 258320), (64580, 242968), (71038, 220880), (88352, 177595), (103328, 151855), (110440, 142076), (121484, 129160)]