64676640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19249}}^1$

素因数の和:19274

約数の個数: 96

約数和(自身を含む): 232848000

約数和(自身を除く): 168171360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 19249, 38498, 57747, 76996, 96245, 115494, 134743, 153992, 192490, 230988, 269486, 288735, 307984, 384980, 404229, 461976, 538972, 577470, 615968, 673715, 769960, 808458, 923952, 1077944, 1154940, 1347430, 1539920, 1616916, 1847904, 2021145, 2155888, 2309880, 2694860, 3079840, 3233832, 4042290, 4311776, 4619760, 5389720, 6467664, 8084580, 9239520, 10779440, 12935328, 16169160, 21558880, 32338320, 64676640]

約数ペア:

[(1, 64676640), (2, 32338320), (3, 21558880), (4, 16169160), (5, 12935328), (6, 10779440), (7, 9239520), (8, 8084580), (10, 6467664), (12, 5389720), (14, 4619760), (15, 4311776), (16, 4042290), (20, 3233832), (21, 3079840), (24, 2694860), (28, 2309880), (30, 2155888), (32, 2021145), (35, 1847904), (40, 1616916), (42, 1539920), (48, 1347430), (56, 1154940), (60, 1077944), (70, 923952), (80, 808458), (84, 769960), (96, 673715), (105, 615968), (112, 577470), (120, 538972), (140, 461976), (160, 404229), (168, 384980), (210, 307984), (224, 288735), (240, 269486), (280, 230988), (336, 192490), (420, 153992), (480, 134743), (560, 115494), (672, 96245), (840, 76996), (1120, 57747), (1680, 38498), (3360, 19249)]