7966980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{6323}}^1$

素因数の和:6345

約数の個数: 72

約数和(自身を含む): 27623232

約数和(自身を除く): 19656252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 6323, 12646, 18969, 25292, 31615, 37938, 44261, 56907, 63230, 75876, 88522, 94845, 113814, 126460, 132783, 177044, 189690, 221305, 227628, 265566, 284535, 379380, 398349, 442610, 531132, 569070, 663915, 796698, 885220, 1138140, 1327830, 1593396, 1991745, 2655660, 3983490, 7966980]

約数ペア:

[(1, 7966980), (2, 3983490), (3, 2655660), (4, 1991745), (5, 1593396), (6, 1327830), (7, 1138140), (9, 885220), (10, 796698), (12, 663915), (14, 569070), (15, 531132), (18, 442610), (20, 398349), (21, 379380), (28, 284535), (30, 265566), (35, 227628), (36, 221305), (42, 189690), (45, 177044), (60, 132783), (63, 126460), (70, 113814), (84, 94845), (90, 88522), (105, 75876), (126, 63230), (140, 56907), (180, 44261), (210, 37938), (252, 31615), (315, 25292), (420, 18969), (630, 12646), (1260, 6323)]