240973740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{191249}}^1$

素因数の和:191271

約数の個数: 72

約数和(自身を含む): 835380000

約数和(自身を除く): 594406260

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, 191249, 382498, 573747, 764996, 956245, 1147494, 1338743, 1721241, 1912490, 2294988, 2677486, 2868735, 3442482, 3824980, 4016229, 5354972, 5737470, 6693715, 6884964, 8032458, 8606205, 11474940, 12048687, 13387430, 16064916, 17212410, 20081145, 24097374, 26774860, 34424820, 40162290, 48194748, 60243435, 80324580, 120486870, 240973740]

約数ペア:

[(1, 240973740), (2, 120486870), (3, 80324580), (4, 60243435), (5, 48194748), (6, 40162290), (7, 34424820), (9, 26774860), (10, 24097374), (12, 20081145), (14, 17212410), (15, 16064916), (18, 13387430), (20, 12048687), (21, 11474940), (28, 8606205), (30, 8032458), (35, 6884964), (36, 6693715), (42, 5737470), (45, 5354972), (60, 4016229), (63, 3824980), (70, 3442482), (84, 2868735), (90, 2677486), (105, 2294988), (126, 1912490), (140, 1721241), (180, 1338743), (210, 1147494), (252, 956245), (315, 764996), (420, 573747), (630, 382498), (1260, 191249)]