215124210

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{48781}}^1$

素因数の和:48808

約数の個数: 72

約数和(自身を含む): 650654316

約数和(自身を除く): 435530106

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 48781, 97562, 146343, 243905, 292686, 341467, 439029, 487810, 682934, 731715, 878058, 1024401, 1463430, 1707335, 2048802, 2195145, 2390269, 3073203, 3414670, 4390290, 4780538, 5122005, 6146406, 7170807, 10244010, 11951345, 14341614, 15366015, 21512421, 23902690, 30732030, 35854035, 43024842, 71708070, 107562105, 215124210]

約数ペア:

[(1, 215124210), (2, 107562105), (3, 71708070), (5, 43024842), (6, 35854035), (7, 30732030), (9, 23902690), (10, 21512421), (14, 15366015), (15, 14341614), (18, 11951345), (21, 10244010), (30, 7170807), (35, 6146406), (42, 5122005), (45, 4780538), (49, 4390290), (63, 3414670), (70, 3073203), (90, 2390269), (98, 2195145), (105, 2048802), (126, 1707335), (147, 1463430), (210, 1024401), (245, 878058), (294, 731715), (315, 682934), (441, 487810), (490, 439029), (630, 341467), (735, 292686), (882, 243905), (1470, 146343), (2205, 97562), (4410, 48781)]