30885960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 107412480

約数和(自身を除く): 76526520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 443, 498, 581, 664, 830, 840, 886, 996, 1162, 1245, 1329, 1660, 1743, 1772, 1992, 2215, 2324, 2490, 2658, 2905, 3101, 3320, 3486, 3544, 4430, 4648, 4980, 5316, 5810, 6202, 6645, 6972, 8715, 8860, 9303, 9960, 10632, 11620, 12404, 13290, 13944, 15505, 17430, 17720, 18606, 23240, 24808, 26580, 31010, 34860, 36769, 37212, 46515, 53160, 62020, 69720, 73538, 74424, 93030, 110307, 124040, 147076, 183845, 186060, 220614, 257383, 294152, 367690, 372120, 441228, 514766, 551535, 735380, 772149, 882456, 1029532, 1103070, 1286915, 1470760, 1544298, 2059064, 2206140, 2573830, 3088596, 3860745, 4412280, 5147660, 6177192, 7721490, 10295320, 15442980, 30885960]

約数ペア:

[(1, 30885960), (2, 15442980), (3, 10295320), (4, 7721490), (5, 6177192), (6, 5147660), (7, 4412280), (8, 3860745), (10, 3088596), (12, 2573830), (14, 2206140), (15, 2059064), (20, 1544298), (21, 1470760), (24, 1286915), (28, 1103070), (30, 1029532), (35, 882456), (40, 772149), (42, 735380), (56, 551535), (60, 514766), (70, 441228), (83, 372120), (84, 367690), (105, 294152), (120, 257383), (140, 220614), (166, 186060), (168, 183845), (210, 147076), (249, 124040), (280, 110307), (332, 93030), (415, 74424), (420, 73538), (443, 69720), (498, 62020), (581, 53160), (664, 46515), (830, 37212), (840, 36769), (886, 34860), (996, 31010), (1162, 26580), (1245, 24808), (1329, 23240), (1660, 18606), (1743, 17720), (1772, 17430), (1992, 15505), (2215, 13944), (2324, 13290), (2490, 12404), (2658, 11620), (2905, 10632), (3101, 9960), (3320, 9303), (3486, 8860), (3544, 8715), (4430, 6972), (4648, 6645), (4980, 6202), (5316, 5810)]