21028179600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{607}}^1\times {\mathrm{9623}}^1$

素因数の和:10254

約数の個数: 180

約数和(自身を含む): 73101440256

約数和(自身を除く): 52073260656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 607, 720, 900, 1200, 1214, 1800, 1821, 2428, 3035, 3600, 3642, 4856, 5463, 6070, 7284, 9105, 9623, 9712, 10926, 12140, 14568, 15175, 18210, 19246, 21852, 24280, 27315, 28869, 29136, 30350, 36420, 38492, 43704, 45525, 48115, 48560, 54630, 57738, 60700, 72840, 76984, 86607, 87408, 91050, 96230, 109260, 115476, 121400, 136575, 144345, 145680, 153968, 173214, 182100, 192460, 218520, 230952, 240575, 242800, 273150, 288690, 346428, 364200, 384920, 433035, 437040, 461904, 481150, 546300, 577380, 692856, 721725, 728400, 769840, 866070, 962300, 1092600, 1154760, 1385712, 1443450, 1732140, 1924600, 2165175, 2185200, 2309520, 2886900, 3464280, 3849200, 4330350, 5773800, 5841161, 6928560, 8660700, 11547600, 11682322, 17321400, 17523483, 23364644, 29205805, 34642800, 35046966, 46729288, 52570449, 58411610, 70093932, 87617415, 93458576, 105140898, 116823220, 140187864, 146029025, 175234830, 210281796, 233646440, 262852245, 280375728, 292058050, 350469660, 420563592, 438087075, 467292880, 525704490, 584116100, 700939320, 841127184, 876174150, 1051408980, 1168232200, 1314261225, 1401878640, 1752348300, 2102817960, 2336464400, 2628522450, 3504696600, 4205635920, 5257044900, 7009393200, 10514089800, 21028179600]

約数ペア:

[(1, 21028179600), (2, 10514089800), (3, 7009393200), (4, 5257044900), (5, 4205635920), (6, 3504696600), (8, 2628522450), (9, 2336464400), (10, 2102817960), (12, 1752348300), (15, 1401878640), (16, 1314261225), (18, 1168232200), (20, 1051408980), (24, 876174150), (25, 841127184), (30, 700939320), (36, 584116100), (40, 525704490), (45, 467292880), (48, 438087075), (50, 420563592), (60, 350469660), (72, 292058050), (75, 280375728), (80, 262852245), (90, 233646440), (100, 210281796), (120, 175234830), (144, 146029025), (150, 140187864), (180, 116823220), (200, 105140898), (225, 93458576), (240, 87617415), (300, 70093932), (360, 58411610), (400, 52570449), (450, 46729288), (600, 35046966), (607, 34642800), (720, 29205805), (900, 23364644), (1200, 17523483), (1214, 17321400), (1800, 11682322), (1821, 11547600), (2428, 8660700), (3035, 6928560), (3600, 5841161), (3642, 5773800), (4856, 4330350), (5463, 3849200), (6070, 3464280), (7284, 2886900), (9105, 2309520), (9623, 2185200), (9712, 2165175), (10926, 1924600), (12140, 1732140), (14568, 1443450), (15175, 1385712), (18210, 1154760), (19246, 1092600), (21852, 962300), (24280, 866070), (27315, 769840), (28869, 728400), (29136, 721725), (30350, 692856), (36420, 577380), (38492, 546300), (43704, 481150), (45525, 461904), (48115, 437040), (48560, 433035), (54630, 384920), (57738, 364200), (60700, 346428), (72840, 288690), (76984, 273150), (86607, 242800), (87408, 240575), (91050, 230952), (96230, 218520), (109260, 192460), (115476, 182100), (121400, 173214), (136575, 153968), (144345, 145680)]