281347740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{569}}^1$

素因数の和:692

約数の個数: 144

約数和(自身を含む): 888844320

約数和(自身を除く): 607496580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 67, 82, 90, 123, 134, 164, 180, 201, 205, 246, 268, 335, 369, 402, 410, 492, 569, 603, 615, 670, 738, 804, 820, 1005, 1138, 1206, 1230, 1340, 1476, 1707, 1845, 2010, 2276, 2412, 2460, 2747, 2845, 3015, 3414, 3690, 4020, 5121, 5494, 5690, 6030, 6828, 7380, 8241, 8535, 10242, 10988, 11380, 12060, 13735, 16482, 17070, 20484, 23329, 24723, 25605, 27470, 32964, 34140, 38123, 41205, 46658, 49446, 51210, 54940, 69987, 76246, 82410, 93316, 98892, 102420, 114369, 116645, 123615, 139974, 152492, 164820, 190615, 209961, 228738, 233290, 247230, 279948, 343107, 349935, 381230, 419922, 457476, 466580, 494460, 571845, 686214, 699870, 762460, 839844, 1049805, 1143690, 1372428, 1399740, 1563043, 1715535, 2099610, 2287380, 3126086, 3431070, 4199220, 4689129, 6252172, 6862140, 7815215, 9378258, 14067387, 15630430, 18756516, 23445645, 28134774, 31260860, 46891290, 56269548, 70336935, 93782580, 140673870, 281347740]

約数ペア:

[(1, 281347740), (2, 140673870), (3, 93782580), (4, 70336935), (5, 56269548), (6, 46891290), (9, 31260860), (10, 28134774), (12, 23445645), (15, 18756516), (18, 15630430), (20, 14067387), (30, 9378258), (36, 7815215), (41, 6862140), (45, 6252172), (60, 4689129), (67, 4199220), (82, 3431070), (90, 3126086), (123, 2287380), (134, 2099610), (164, 1715535), (180, 1563043), (201, 1399740), (205, 1372428), (246, 1143690), (268, 1049805), (335, 839844), (369, 762460), (402, 699870), (410, 686214), (492, 571845), (569, 494460), (603, 466580), (615, 457476), (670, 419922), (738, 381230), (804, 349935), (820, 343107), (1005, 279948), (1138, 247230), (1206, 233290), (1230, 228738), (1340, 209961), (1476, 190615), (1707, 164820), (1845, 152492), (2010, 139974), (2276, 123615), (2412, 116645), (2460, 114369), (2747, 102420), (2845, 98892), (3015, 93316), (3414, 82410), (3690, 76246), (4020, 69987), (5121, 54940), (5494, 51210), (5690, 49446), (6030, 46658), (6828, 41205), (7380, 38123), (8241, 34140), (8535, 32964), (10242, 27470), (10988, 25605), (11380, 24723), (12060, 23329), (13735, 20484), (16482, 17070)]