398218080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4909}}^1$

素因数の和:4953

約数の個数: 144

約数和(自身を含む): 1358577360

約数和(自身を除く): 960359280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 780, 845, 1014, 1040, 1248, 1352, 1560, 1690, 2028, 2080, 2535, 2704, 3120, 3380, 4056, 4909, 5070, 5408, 6240, 6760, 8112, 9818, 10140, 13520, 14727, 16224, 19636, 20280, 24545, 27040, 29454, 39272, 40560, 49090, 58908, 63817, 73635, 78544, 81120, 98180, 117816, 127634, 147270, 157088, 191451, 196360, 235632, 255268, 294540, 319085, 382902, 392720, 471264, 510536, 589080, 638170, 765804, 785440, 829621, 957255, 1021072, 1178160, 1276340, 1531608, 1659242, 1914510, 2042144, 2356320, 2488863, 2552680, 3063216, 3318484, 3829020, 4148105, 4977726, 5105360, 6126432, 6636968, 7658040, 8296210, 9955452, 10210720, 12444315, 13273936, 15316080, 16592420, 19910904, 24888630, 26547872, 30632160, 33184840, 39821808, 49777260, 66369680, 79643616, 99554520, 132739360, 199109040, 398218080]

約数ペア:

[(1, 398218080), (2, 199109040), (3, 132739360), (4, 99554520), (5, 79643616), (6, 66369680), (8, 49777260), (10, 39821808), (12, 33184840), (13, 30632160), (15, 26547872), (16, 24888630), (20, 19910904), (24, 16592420), (26, 15316080), (30, 13273936), (32, 12444315), (39, 10210720), (40, 9955452), (48, 8296210), (52, 7658040), (60, 6636968), (65, 6126432), (78, 5105360), (80, 4977726), (96, 4148105), (104, 3829020), (120, 3318484), (130, 3063216), (156, 2552680), (160, 2488863), (169, 2356320), (195, 2042144), (208, 1914510), (240, 1659242), (260, 1531608), (312, 1276340), (338, 1178160), (390, 1021072), (416, 957255), (480, 829621), (507, 785440), (520, 765804), (624, 638170), (676, 589080), (780, 510536), (845, 471264), (1014, 392720), (1040, 382902), (1248, 319085), (1352, 294540), (1560, 255268), (1690, 235632), (2028, 196360), (2080, 191451), (2535, 157088), (2704, 147270), (3120, 127634), (3380, 117816), (4056, 98180), (4909, 81120), (5070, 78544), (5408, 73635), (6240, 63817), (6760, 58908), (8112, 49090), (9818, 40560), (10140, 39272), (13520, 29454), (14727, 27040), (16224, 24545), (19636, 20280)]