317934760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 879459840

約数和(自身を除く): 561525080

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 121, 124, 130, 143, 155, 163, 220, 242, 248, 260, 286, 310, 326, 341, 403, 440, 484, 520, 572, 605, 620, 652, 682, 715, 806, 815, 968, 1144, 1210, 1240, 1304, 1364, 1430, 1573, 1612, 1630, 1705, 1793, 2015, 2119, 2420, 2728, 2860, 3146, 3224, 3260, 3410, 3586, 3751, 4030, 4238, 4433, 4840, 5053, 5720, 6292, 6520, 6820, 7172, 7502, 7865, 8060, 8476, 8866, 8965, 10106, 10595, 12584, 13640, 14344, 15004, 15730, 16120, 16952, 17732, 17930, 18755, 19723, 20212, 21190, 22165, 23309, 25265, 30008, 31460, 35464, 35860, 37510, 39446, 40424, 42380, 44330, 46618, 48763, 50530, 55583, 62920, 65689, 71720, 75020, 78892, 84760, 88660, 93236, 97526, 98615, 101060, 111166, 116545, 131378, 150040, 157784, 177320, 186472, 195052, 197230, 202120, 222332, 233090, 243815, 256399, 262756, 277915, 328445, 390104, 394460, 444664, 466180, 487630, 512798, 525512, 555830, 611413, 656890, 722579, 788920, 932360, 975260, 1025596, 1111660, 1222826, 1281995, 1313780, 1445158, 1950520, 2051192, 2223320, 2445652, 2563990, 2627560, 2890316, 3057065, 3612895, 4891304, 5127980, 5780632, 6114130, 7225790, 7948369, 10255960, 12228260, 14451580, 15896738, 24456520, 28903160, 31793476, 39741845, 63586952, 79483690, 158967380, 317934760]

約数ペア:

[(1, 317934760), (2, 158967380), (4, 79483690), (5, 63586952), (8, 39741845), (10, 31793476), (11, 28903160), (13, 24456520), (20, 15896738), (22, 14451580), (26, 12228260), (31, 10255960), (40, 7948369), (44, 7225790), (52, 6114130), (55, 5780632), (62, 5127980), (65, 4891304), (88, 3612895), (104, 3057065), (110, 2890316), (121, 2627560), (124, 2563990), (130, 2445652), (143, 2223320), (155, 2051192), (163, 1950520), (220, 1445158), (242, 1313780), (248, 1281995), (260, 1222826), (286, 1111660), (310, 1025596), (326, 975260), (341, 932360), (403, 788920), (440, 722579), (484, 656890), (520, 611413), (572, 555830), (605, 525512), (620, 512798), (652, 487630), (682, 466180), (715, 444664), (806, 394460), (815, 390104), (968, 328445), (1144, 277915), (1210, 262756), (1240, 256399), (1304, 243815), (1364, 233090), (1430, 222332), (1573, 202120), (1612, 197230), (1630, 195052), (1705, 186472), (1793, 177320), (2015, 157784), (2119, 150040), (2420, 131378), (2728, 116545), (2860, 111166), (3146, 101060), (3224, 98615), (3260, 97526), (3410, 93236), (3586, 88660), (3751, 84760), (4030, 78892), (4238, 75020), (4433, 71720), (4840, 65689), (5053, 62920), (5720, 55583), (6292, 50530), (6520, 48763), (6820, 46618), (7172, 44330), (7502, 42380), (7865, 40424), (8060, 39446), (8476, 37510), (8866, 35860), (8965, 35464), (10106, 31460), (10595, 30008), (12584, 25265), (13640, 23309), (14344, 22165), (15004, 21190), (15730, 20212), (16120, 19723), (16952, 18755), (17732, 17930)]