2151169440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{640229}}^1$

素因数の和:640254

約数の個数: 96

約数和(自身を含む): 7744222080

約数和(自身を除く): 5593052640

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, 640229, 1280458, 1920687, 2560916, 3201145, 3841374, 4481603, 5121832, 6402290, 7682748, 8963206, 9603435, 10243664, 12804580, 13444809, 15365496, 17926412, 19206870, 20487328, 22408015, 25609160, 26889618, 30730992, 35852824, 38413740, 44816030, 51218320, 53779236, 61461984, 67224045, 71705648, 76827480, 89632060, 102436640, 107558472, 134448090, 143411296, 153654960, 179264120, 215116944, 268896180, 307309920, 358528240, 430233888, 537792360, 717056480, 1075584720, 2151169440]

約数ペア:

[(1, 2151169440), (2, 1075584720), (3, 717056480), (4, 537792360), (5, 430233888), (6, 358528240), (7, 307309920), (8, 268896180), (10, 215116944), (12, 179264120), (14, 153654960), (15, 143411296), (16, 134448090), (20, 107558472), (21, 102436640), (24, 89632060), (28, 76827480), (30, 71705648), (32, 67224045), (35, 61461984), (40, 53779236), (42, 51218320), (48, 44816030), (56, 38413740), (60, 35852824), (70, 30730992), (80, 26889618), (84, 25609160), (96, 22408015), (105, 20487328), (112, 19206870), (120, 17926412), (140, 15365496), (160, 13444809), (168, 12804580), (210, 10243664), (224, 9603435), (240, 8963206), (280, 7682748), (336, 6402290), (420, 5121832), (480, 4481603), (560, 3841374), (672, 3201145), (840, 2560916), (1120, 1920687), (1680, 1280458), (3360, 640229)]