311492220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:324

約数の個数: 192

約数和(自身を含む): 995742720

約数和(自身を除く): 684250500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 97, 115, 130, 138, 156, 179, 194, 195, 230, 260, 276, 291, 299, 345, 358, 388, 390, 460, 485, 537, 582, 598, 690, 716, 780, 895, 897, 970, 1074, 1164, 1196, 1261, 1380, 1455, 1495, 1790, 1794, 1940, 2148, 2231, 2327, 2522, 2685, 2910, 2990, 3580, 3588, 3783, 4117, 4462, 4485, 4654, 5044, 5370, 5820, 5980, 6305, 6693, 6981, 7566, 8234, 8924, 8970, 9308, 10740, 11155, 11635, 12351, 12610, 13386, 13962, 15132, 16468, 17363, 17940, 18915, 20585, 22310, 23270, 24702, 25220, 26772, 27924, 29003, 33465, 34726, 34905, 37830, 41170, 44620, 46540, 49404, 52089, 53521, 58006, 61755, 66930, 69452, 69810, 75660, 82340, 86815, 87009, 104178, 107042, 116012, 123510, 133860, 139620, 145015, 160563, 173630, 174018, 208356, 214084, 225719, 247020, 260445, 267605, 290030, 321126, 347260, 348036, 399349, 435045, 451438, 520890, 535210, 580060, 642252, 677157, 798698, 802815, 870090, 902876, 1041780, 1070420, 1128595, 1198047, 1354314, 1597396, 1605630, 1740180, 1996745, 2257190, 2396094, 2708628, 3211260, 3385785, 3993490, 4514380, 4792188, 5191537, 5990235, 6771570, 7986980, 10383074, 11980470, 13543140, 15574611, 20766148, 23960940, 25957685, 31149222, 51915370, 62298444, 77873055, 103830740, 155746110, 311492220]

約数ペア:

[(1, 311492220), (2, 155746110), (3, 103830740), (4, 77873055), (5, 62298444), (6, 51915370), (10, 31149222), (12, 25957685), (13, 23960940), (15, 20766148), (20, 15574611), (23, 13543140), (26, 11980470), (30, 10383074), (39, 7986980), (46, 6771570), (52, 5990235), (60, 5191537), (65, 4792188), (69, 4514380), (78, 3993490), (92, 3385785), (97, 3211260), (115, 2708628), (130, 2396094), (138, 2257190), (156, 1996745), (179, 1740180), (194, 1605630), (195, 1597396), (230, 1354314), (260, 1198047), (276, 1128595), (291, 1070420), (299, 1041780), (345, 902876), (358, 870090), (388, 802815), (390, 798698), (460, 677157), (485, 642252), (537, 580060), (582, 535210), (598, 520890), (690, 451438), (716, 435045), (780, 399349), (895, 348036), (897, 347260), (970, 321126), (1074, 290030), (1164, 267605), (1196, 260445), (1261, 247020), (1380, 225719), (1455, 214084), (1495, 208356), (1790, 174018), (1794, 173630), (1940, 160563), (2148, 145015), (2231, 139620), (2327, 133860), (2522, 123510), (2685, 116012), (2910, 107042), (2990, 104178), (3580, 87009), (3588, 86815), (3783, 82340), (4117, 75660), (4462, 69810), (4485, 69452), (4654, 66930), (5044, 61755), (5370, 58006), (5820, 53521), (5980, 52089), (6305, 49404), (6693, 46540), (6981, 44620), (7566, 41170), (8234, 37830), (8924, 34905), (8970, 34726), (9308, 33465), (10740, 29003), (11155, 27924), (11635, 26772), (12351, 25220), (12610, 24702), (13386, 23270), (13962, 22310), (15132, 20585), (16468, 18915), (17363, 17940)]