1728687480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:215

約数の個数: 256

約数和(自身を含む): 5757696000

約数和(自身を除く): 4029008520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 79, 83, 104, 120, 130, 156, 158, 166, 169, 195, 237, 249, 260, 312, 316, 332, 338, 390, 395, 415, 474, 498, 507, 520, 632, 664, 676, 780, 790, 830, 845, 948, 996, 1014, 1027, 1079, 1185, 1245, 1352, 1560, 1580, 1660, 1690, 1896, 1992, 2028, 2054, 2158, 2197, 2370, 2490, 2535, 3081, 3160, 3237, 3320, 3380, 4056, 4108, 4316, 4394, 4740, 4980, 5070, 5135, 5395, 6162, 6474, 6557, 6591, 6760, 8216, 8632, 8788, 9480, 9960, 10140, 10270, 10790, 10985, 12324, 12948, 13114, 13182, 13351, 14027, 15405, 16185, 17576, 19671, 20280, 20540, 21580, 21970, 24648, 25896, 26228, 26364, 26702, 28054, 30810, 32370, 32785, 32955, 39342, 40053, 41080, 42081, 43160, 43940, 52456, 52728, 53404, 56108, 61620, 64740, 65570, 65910, 66755, 70135, 78684, 80106, 84162, 85241, 87880, 98355, 106808, 112216, 123240, 129480, 131140, 131820, 133510, 140270, 157368, 160212, 168324, 170482, 173563, 182351, 196710, 200265, 210405, 255723, 262280, 263640, 267020, 280540, 320424, 336648, 340964, 347126, 364702, 393420, 400530, 420810, 426205, 511446, 520689, 534040, 547053, 561080, 681928, 694252, 729404, 786840, 801060, 841620, 852410, 867815, 911755, 1022892, 1041378, 1094106, 1108133, 1278615, 1388504, 1458808, 1602120, 1683240, 1704820, 1735630, 1823510, 2045784, 2082756, 2188212, 2216266, 2557230, 2603445, 2735265, 3324399, 3409640, 3471260, 3647020, 4165512, 4376424, 4432532, 5114460, 5206890, 5470530, 5540665, 6648798, 6942520, 7294040, 8865064, 10228920, 10413780, 10941060, 11081330, 13297596, 14405729, 16621995, 20827560, 21882120, 22162660, 26595192, 28811458, 33243990, 43217187, 44325320, 57622916, 66487980, 72028645, 86434374, 115245832, 132975960, 144057290, 172868748, 216085935, 288114580, 345737496, 432171870, 576229160, 864343740, 1728687480]

約数ペア:

[(1, 1728687480), (2, 864343740), (3, 576229160), (4, 432171870), (5, 345737496), (6, 288114580), (8, 216085935), (10, 172868748), (12, 144057290), (13, 132975960), (15, 115245832), (20, 86434374), (24, 72028645), (26, 66487980), (30, 57622916), (39, 44325320), (40, 43217187), (52, 33243990), (60, 28811458), (65, 26595192), (78, 22162660), (79, 21882120), (83, 20827560), (104, 16621995), (120, 14405729), (130, 13297596), (156, 11081330), (158, 10941060), (166, 10413780), (169, 10228920), (195, 8865064), (237, 7294040), (249, 6942520), (260, 6648798), (312, 5540665), (316, 5470530), (332, 5206890), (338, 5114460), (390, 4432532), (395, 4376424), (415, 4165512), (474, 3647020), (498, 3471260), (507, 3409640), (520, 3324399), (632, 2735265), (664, 2603445), (676, 2557230), (780, 2216266), (790, 2188212), (830, 2082756), (845, 2045784), (948, 1823510), (996, 1735630), (1014, 1704820), (1027, 1683240), (1079, 1602120), (1185, 1458808), (1245, 1388504), (1352, 1278615), (1560, 1108133), (1580, 1094106), (1660, 1041378), (1690, 1022892), (1896, 911755), (1992, 867815), (2028, 852410), (2054, 841620), (2158, 801060), (2197, 786840), (2370, 729404), (2490, 694252), (2535, 681928), (3081, 561080), (3160, 547053), (3237, 534040), (3320, 520689), (3380, 511446), (4056, 426205), (4108, 420810), (4316, 400530), (4394, 393420), (4740, 364702), (4980, 347126), (5070, 340964), (5135, 336648), (5395, 320424), (6162, 280540), (6474, 267020), (6557, 263640), (6591, 262280), (6760, 255723), (8216, 210405), (8632, 200265), (8788, 196710), (9480, 182351), (9960, 173563), (10140, 170482), (10270, 168324), (10790, 160212), (10985, 157368), (12324, 140270), (12948, 133510), (13114, 131820), (13182, 131140), (13351, 129480), (14027, 123240), (15405, 112216), (16185, 106808), (17576, 98355), (19671, 87880), (20280, 85241), (20540, 84162), (21580, 80106), (21970, 78684), (24648, 70135), (25896, 66755), (26228, 65910), (26364, 65570), (26702, 64740), (28054, 61620), (30810, 56108), (32370, 53404), (32785, 52728), (32955, 52456), (39342, 43940), (40053, 43160), (41080, 42081)]