256276008

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{38273}}^1$

素因数の和:38319

約数の個数: 64

約数和(自身を含む): 734860800

約数和(自身を除く): 478584792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3348, 6696, 38273, 76546, 114819, 153092, 229638, 306184, 344457, 459276, 688914, 918552, 1033371, 1186463, 1377828, 2066742, 2372926, 2755656, 3559389, 4133484, 4745852, 7118778, 8266968, 9491704, 10678167, 14237556, 21356334, 28475112, 32034501, 42712668, 64069002, 85425336, 128138004, 256276008]

約数ペア:

[(1, 256276008), (2, 128138004), (3, 85425336), (4, 64069002), (6, 42712668), (8, 32034501), (9, 28475112), (12, 21356334), (18, 14237556), (24, 10678167), (27, 9491704), (31, 8266968), (36, 7118778), (54, 4745852), (62, 4133484), (72, 3559389), (93, 2755656), (108, 2372926), (124, 2066742), (186, 1377828), (216, 1186463), (248, 1033371), (279, 918552), (372, 688914), (558, 459276), (744, 344457), (837, 306184), (1116, 229638), (1674, 153092), (2232, 114819), (3348, 76546), (6696, 38273)]