29525220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2689}}^1$

素因数の和:2765

約数の個数: 72

約数和(自身を含む): 91061880

約数和(自身を除く): 61536660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2689, 2745, 3660, 5378, 5490, 8067, 10756, 10980, 13445, 16134, 24201, 26890, 32268, 40335, 48402, 53780, 80670, 96804, 121005, 161340, 164029, 242010, 328058, 484020, 492087, 656116, 820145, 984174, 1476261, 1640290, 1968348, 2460435, 2952522, 3280580, 4920870, 5905044, 7381305, 9841740, 14762610, 29525220]

約数ペア:

[(1, 29525220), (2, 14762610), (3, 9841740), (4, 7381305), (5, 5905044), (6, 4920870), (9, 3280580), (10, 2952522), (12, 2460435), (15, 1968348), (18, 1640290), (20, 1476261), (30, 984174), (36, 820145), (45, 656116), (60, 492087), (61, 484020), (90, 328058), (122, 242010), (180, 164029), (183, 161340), (244, 121005), (305, 96804), (366, 80670), (549, 53780), (610, 48402), (732, 40335), (915, 32268), (1098, 26890), (1220, 24201), (1830, 16134), (2196, 13445), (2689, 10980), (2745, 10756), (3660, 8067), (5378, 5490)]