21288259200

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{170579}}^1$

素因数の和:170619

約数の個数: 192

約数和(自身を含む): 75512354400

約数和(自身を除く): 54224095200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 192, 195, 200, 208, 240, 260, 300, 312, 320, 325, 384, 390, 400, 416, 480, 520, 600, 624, 640, 650, 780, 800, 832, 960, 975, 1040, 1200, 1248, 1300, 1560, 1600, 1664, 1920, 1950, 2080, 2400, 2496, 2600, 3120, 3200, 3900, 4160, 4800, 4992, 5200, 6240, 7800, 8320, 9600, 10400, 12480, 15600, 20800, 24960, 31200, 41600, 62400, 124800, 170579, 341158, 511737, 682316, 852895, 1023474, 1364632, 1705790, 2046948, 2217527, 2558685, 2729264, 3411580, 4093896, 4264475, 4435054, 5117370, 5458528, 6652581, 6823160, 8187792, 8528950, 8870108, 10234740, 10917056, 11087635, 12793425, 13305162, 13646320, 16375584, 17057900, 17740216, 20469480, 21834112, 22175270, 25586850, 26610324, 27292640, 32751168, 33262905, 34115800, 35480432, 40938960, 44350540, 51173700, 53220648, 54585280, 55438175, 65502336, 66525810, 68231600, 70960864, 81877920, 88701080, 102347400, 106441296, 109170560, 110876350, 133051620, 136463200, 141921728, 163755840, 166314525, 177402160, 204694800, 212882592, 221752700, 266103240, 272926400, 283843456, 327511680, 332629050, 354804320, 409389600, 425765184, 443505400, 532206480, 545852800, 665258100, 709608640, 818779200, 851530368, 887010800, 1064412960, 1330516200, 1419217280, 1637558400, 1774021600, 2128825920, 2661032400, 3548043200, 4257651840, 5322064800, 7096086400, 10644129600, 21288259200]

約数ペア:

[(1, 21288259200), (2, 10644129600), (3, 7096086400), (4, 5322064800), (5, 4257651840), (6, 3548043200), (8, 2661032400), (10, 2128825920), (12, 1774021600), (13, 1637558400), (15, 1419217280), (16, 1330516200), (20, 1064412960), (24, 887010800), (25, 851530368), (26, 818779200), (30, 709608640), (32, 665258100), (39, 545852800), (40, 532206480), (48, 443505400), (50, 425765184), (52, 409389600), (60, 354804320), (64, 332629050), (65, 327511680), (75, 283843456), (78, 272926400), (80, 266103240), (96, 221752700), (100, 212882592), (104, 204694800), (120, 177402160), (128, 166314525), (130, 163755840), (150, 141921728), (156, 136463200), (160, 133051620), (192, 110876350), (195, 109170560), (200, 106441296), (208, 102347400), (240, 88701080), (260, 81877920), (300, 70960864), (312, 68231600), (320, 66525810), (325, 65502336), (384, 55438175), (390, 54585280), (400, 53220648), (416, 51173700), (480, 44350540), (520, 40938960), (600, 35480432), (624, 34115800), (640, 33262905), (650, 32751168), (780, 27292640), (800, 26610324), (832, 25586850), (960, 22175270), (975, 21834112), (1040, 20469480), (1200, 17740216), (1248, 17057900), (1300, 16375584), (1560, 13646320), (1600, 13305162), (1664, 12793425), (1920, 11087635), (1950, 10917056), (2080, 10234740), (2400, 8870108), (2496, 8528950), (2600, 8187792), (3120, 6823160), (3200, 6652581), (3900, 5458528), (4160, 5117370), (4800, 4435054), (4992, 4264475), (5200, 4093896), (6240, 3411580), (7800, 2729264), (8320, 2558685), (9600, 2217527), (10400, 2046948), (12480, 1705790), (15600, 1364632), (20800, 1023474), (24960, 852895), (31200, 682316), (41600, 511737), (62400, 341158), (124800, 170579)]