61421220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{16249}}^1$

素因数の和:16274

約数の個数: 96

約数和(自身を含む): 218400000

約数和(自身を除く): 156978780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 16249, 32498, 48747, 64996, 81245, 97494, 113743, 146241, 162490, 194988, 227486, 243735, 292482, 324980, 341229, 438723, 454972, 487470, 568715, 584964, 682458, 731205, 877446, 974940, 1023687, 1137430, 1364916, 1462410, 1706145, 1754892, 2047374, 2193615, 2274860, 2924820, 3071061, 3412290, 4094748, 4387230, 5118435, 6142122, 6824580, 8774460, 10236870, 12284244, 15355305, 20473740, 30710610, 61421220]

約数ペア:

[(1, 61421220), (2, 30710610), (3, 20473740), (4, 15355305), (5, 12284244), (6, 10236870), (7, 8774460), (9, 6824580), (10, 6142122), (12, 5118435), (14, 4387230), (15, 4094748), (18, 3412290), (20, 3071061), (21, 2924820), (27, 2274860), (28, 2193615), (30, 2047374), (35, 1754892), (36, 1706145), (42, 1462410), (45, 1364916), (54, 1137430), (60, 1023687), (63, 974940), (70, 877446), (84, 731205), (90, 682458), (105, 584964), (108, 568715), (126, 487470), (135, 454972), (140, 438723), (180, 341229), (189, 324980), (210, 292482), (252, 243735), (270, 227486), (315, 194988), (378, 162490), (420, 146241), (540, 113743), (630, 97494), (756, 81245), (945, 64996), (1260, 48747), (1890, 32498), (3780, 16249)]