61117380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19973}}^1$

素因数の和:20005

約数の個数: 72

約数和(自身を含む): 196304472

約数和(自身を除く): 135187092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 19973, 39946, 59919, 79892, 99865, 119838, 179757, 199730, 239676, 299595, 339541, 359514, 399460, 599190, 679082, 719028, 898785, 1018623, 1198380, 1358164, 1697705, 1797570, 2037246, 3055869, 3395410, 3595140, 4074492, 5093115, 6111738, 6790820, 10186230, 12223476, 15279345, 20372460, 30558690, 61117380]

約数ペア:

[(1, 61117380), (2, 30558690), (3, 20372460), (4, 15279345), (5, 12223476), (6, 10186230), (9, 6790820), (10, 6111738), (12, 5093115), (15, 4074492), (17, 3595140), (18, 3395410), (20, 3055869), (30, 2037246), (34, 1797570), (36, 1697705), (45, 1358164), (51, 1198380), (60, 1018623), (68, 898785), (85, 719028), (90, 679082), (102, 599190), (153, 399460), (170, 359514), (180, 339541), (204, 299595), (255, 239676), (306, 199730), (340, 179757), (510, 119838), (612, 99865), (765, 79892), (1020, 59919), (1530, 39946), (3060, 19973)]