78987480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4603}}^1$

素因数の和:4641

約数の個数: 128

約数和(自身を含む): 278449920

約数和(自身を除く): 199462440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 4603, 5720, 8580, 9206, 13809, 17160, 18412, 23015, 27618, 36824, 46030, 50633, 55236, 59839, 69045, 92060, 101266, 110472, 119678, 138090, 151899, 179517, 184120, 202532, 239356, 253165, 276180, 299195, 303798, 359034, 405064, 478712, 506330, 552360, 598390, 607596, 658229, 718068, 759495, 897585, 1012660, 1196780, 1215192, 1316458, 1436136, 1518990, 1795170, 1974687, 2025320, 2393560, 2632916, 3037980, 3291145, 3590340, 3949374, 5265832, 6075960, 6582290, 7180680, 7898748, 9873435, 13164580, 15797496, 19746870, 26329160, 39493740, 78987480]

約数ペア:

[(1, 78987480), (2, 39493740), (3, 26329160), (4, 19746870), (5, 15797496), (6, 13164580), (8, 9873435), (10, 7898748), (11, 7180680), (12, 6582290), (13, 6075960), (15, 5265832), (20, 3949374), (22, 3590340), (24, 3291145), (26, 3037980), (30, 2632916), (33, 2393560), (39, 2025320), (40, 1974687), (44, 1795170), (52, 1518990), (55, 1436136), (60, 1316458), (65, 1215192), (66, 1196780), (78, 1012660), (88, 897585), (104, 759495), (110, 718068), (120, 658229), (130, 607596), (132, 598390), (143, 552360), (156, 506330), (165, 478712), (195, 405064), (220, 359034), (260, 303798), (264, 299195), (286, 276180), (312, 253165), (330, 239356), (390, 202532), (429, 184120), (440, 179517), (520, 151899), (572, 138090), (660, 119678), (715, 110472), (780, 101266), (858, 92060), (1144, 69045), (1320, 59839), (1430, 55236), (1560, 50633), (1716, 46030), (2145, 36824), (2860, 27618), (3432, 23015), (4290, 18412), (4603, 17160), (5720, 13809), (8580, 9206)]