86439780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2266

約数の個数: 144

約数和(自身を含む): 309464064

約数和(自身を除く): 223024284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2213, 2604, 2790, 3255, 3906, 4340, 4426, 5580, 6510, 6639, 7812, 8852, 9765, 11065, 13020, 13278, 15491, 19530, 19917, 22130, 26556, 30982, 33195, 39060, 39834, 44260, 46473, 61964, 66390, 68603, 77455, 79668, 92946, 99585, 132780, 137206, 139419, 154910, 185892, 199170, 205809, 232365, 274412, 278838, 309820, 343015, 398340, 411618, 464730, 480221, 557676, 617427, 686030, 697095, 823236, 929460, 960442, 1029045, 1234854, 1372060, 1394190, 1440663, 1920884, 2058090, 2401105, 2469708, 2788380, 2881326, 3087135, 4116180, 4321989, 4802210, 5762652, 6174270, 7203315, 8643978, 9604420, 12348540, 14406630, 17287956, 21609945, 28813260, 43219890, 86439780]

約数ペア:

[(1, 86439780), (2, 43219890), (3, 28813260), (4, 21609945), (5, 17287956), (6, 14406630), (7, 12348540), (9, 9604420), (10, 8643978), (12, 7203315), (14, 6174270), (15, 5762652), (18, 4802210), (20, 4321989), (21, 4116180), (28, 3087135), (30, 2881326), (31, 2788380), (35, 2469708), (36, 2401105), (42, 2058090), (45, 1920884), (60, 1440663), (62, 1394190), (63, 1372060), (70, 1234854), (84, 1029045), (90, 960442), (93, 929460), (105, 823236), (124, 697095), (126, 686030), (140, 617427), (155, 557676), (180, 480221), (186, 464730), (210, 411618), (217, 398340), (252, 343015), (279, 309820), (310, 278838), (315, 274412), (372, 232365), (420, 205809), (434, 199170), (465, 185892), (558, 154910), (620, 139419), (630, 137206), (651, 132780), (868, 99585), (930, 92946), (1085, 79668), (1116, 77455), (1260, 68603), (1302, 66390), (1395, 61964), (1860, 46473), (1953, 44260), (2170, 39834), (2213, 39060), (2604, 33195), (2790, 30982), (3255, 26556), (3906, 22130), (4340, 19917), (4426, 19530), (5580, 15491), (6510, 13278), (6639, 13020), (7812, 11065), (8852, 9765)]