645519840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8353}}^1$

素因数の和:8401

約数の個数: 192

約数和(自身を含む): 2425199616

約数和(自身を除く): 1779679776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 138, 140, 160, 161, 168, 184, 210, 224, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 480, 483, 552, 560, 644, 672, 690, 736, 805, 840, 920, 966, 1104, 1120, 1288, 1380, 1610, 1680, 1840, 1932, 2208, 2415, 2576, 2760, 3220, 3360, 3680, 3864, 4830, 5152, 5520, 6440, 7728, 8353, 9660, 11040, 12880, 15456, 16706, 19320, 25059, 25760, 33412, 38640, 41765, 50118, 58471, 66824, 77280, 83530, 100236, 116942, 125295, 133648, 167060, 175413, 192119, 200472, 233884, 250590, 267296, 292355, 334120, 350826, 384238, 400944, 467768, 501180, 576357, 584710, 668240, 701652, 768476, 801888, 877065, 935536, 960595, 1002360, 1152714, 1169420, 1336480, 1344833, 1403304, 1536952, 1754130, 1871072, 1921190, 2004720, 2305428, 2338840, 2689666, 2806608, 2881785, 3073904, 3508260, 3842380, 4009440, 4034499, 4610856, 4677680, 5379332, 5613216, 5763570, 6147808, 6724165, 7016520, 7684760, 8068998, 9221712, 9355360, 10758664, 11527140, 13448330, 14033040, 15369520, 16137996, 18443424, 20172495, 21517328, 23054280, 26896660, 28066080, 30739040, 32275992, 40344990, 43034656, 46108560, 53793320, 64551984, 80689980, 92217120, 107586640, 129103968, 161379960, 215173280, 322759920, 645519840]

約数ペア:

[(1, 645519840), (2, 322759920), (3, 215173280), (4, 161379960), (5, 129103968), (6, 107586640), (7, 92217120), (8, 80689980), (10, 64551984), (12, 53793320), (14, 46108560), (15, 43034656), (16, 40344990), (20, 32275992), (21, 30739040), (23, 28066080), (24, 26896660), (28, 23054280), (30, 21517328), (32, 20172495), (35, 18443424), (40, 16137996), (42, 15369520), (46, 14033040), (48, 13448330), (56, 11527140), (60, 10758664), (69, 9355360), (70, 9221712), (80, 8068998), (84, 7684760), (92, 7016520), (96, 6724165), (105, 6147808), (112, 5763570), (115, 5613216), (120, 5379332), (138, 4677680), (140, 4610856), (160, 4034499), (161, 4009440), (168, 3842380), (184, 3508260), (210, 3073904), (224, 2881785), (230, 2806608), (240, 2689666), (276, 2338840), (280, 2305428), (322, 2004720), (336, 1921190), (345, 1871072), (368, 1754130), (420, 1536952), (460, 1403304), (480, 1344833), (483, 1336480), (552, 1169420), (560, 1152714), (644, 1002360), (672, 960595), (690, 935536), (736, 877065), (805, 801888), (840, 768476), (920, 701652), (966, 668240), (1104, 584710), (1120, 576357), (1288, 501180), (1380, 467768), (1610, 400944), (1680, 384238), (1840, 350826), (1932, 334120), (2208, 292355), (2415, 267296), (2576, 250590), (2760, 233884), (3220, 200472), (3360, 192119), (3680, 175413), (3864, 167060), (4830, 133648), (5152, 125295), (5520, 116942), (6440, 100236), (7728, 83530), (8353, 77280), (9660, 66824), (11040, 58471), (12880, 50118), (15456, 41765), (16706, 38640), (19320, 33412), (25059, 25760)]