480811240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4261}}^1$

素因数の和:4323

約数の個数: 128

約数和(自身を含む): 1374750720

約数和(自身を除く): 893939480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 728, 806, 868, 910, 1085, 1240, 1612, 1736, 1820, 2015, 2170, 2821, 3224, 3640, 4030, 4261, 4340, 5642, 8060, 8522, 8680, 11284, 14105, 16120, 17044, 21305, 22568, 28210, 29827, 34088, 42610, 55393, 56420, 59654, 85220, 110786, 112840, 119308, 132091, 149135, 170440, 221572, 238616, 264182, 276965, 298270, 387751, 443144, 528364, 553930, 596540, 660455, 775502, 924637, 1056728, 1107860, 1193080, 1320910, 1551004, 1717183, 1849274, 1938755, 2215720, 2641820, 3102008, 3434366, 3698548, 3877510, 4623185, 5283640, 6868732, 7397096, 7755020, 8585915, 9246370, 12020281, 13737464, 15510040, 17171830, 18492740, 24040562, 34343660, 36985480, 48081124, 60101405, 68687320, 96162248, 120202810, 240405620, 480811240]

約数ペア:

[(1, 480811240), (2, 240405620), (4, 120202810), (5, 96162248), (7, 68687320), (8, 60101405), (10, 48081124), (13, 36985480), (14, 34343660), (20, 24040562), (26, 18492740), (28, 17171830), (31, 15510040), (35, 13737464), (40, 12020281), (52, 9246370), (56, 8585915), (62, 7755020), (65, 7397096), (70, 6868732), (91, 5283640), (104, 4623185), (124, 3877510), (130, 3698548), (140, 3434366), (155, 3102008), (182, 2641820), (217, 2215720), (248, 1938755), (260, 1849274), (280, 1717183), (310, 1551004), (364, 1320910), (403, 1193080), (434, 1107860), (455, 1056728), (520, 924637), (620, 775502), (728, 660455), (806, 596540), (868, 553930), (910, 528364), (1085, 443144), (1240, 387751), (1612, 298270), (1736, 276965), (1820, 264182), (2015, 238616), (2170, 221572), (2821, 170440), (3224, 149135), (3640, 132091), (4030, 119308), (4261, 112840), (4340, 110786), (5642, 85220), (8060, 59654), (8522, 56420), (8680, 55393), (11284, 42610), (14105, 34088), (16120, 29827), (17044, 28210), (21305, 22568)]