81797430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:886

約数の個数: 128

約数和(自身を含む): 240952320

約数和(自身を除く): 159154890

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 23, 26, 30, 33, 39, 46, 55, 65, 66, 69, 78, 110, 115, 130, 138, 143, 165, 195, 230, 253, 286, 299, 330, 345, 390, 429, 506, 598, 690, 715, 759, 829, 858, 897, 1265, 1430, 1495, 1518, 1658, 1794, 2145, 2487, 2530, 2990, 3289, 3795, 4145, 4290, 4485, 4974, 6578, 7590, 8290, 8970, 9119, 9867, 10777, 12435, 16445, 18238, 19067, 19734, 21554, 24870, 27357, 32331, 32890, 38134, 45595, 49335, 53885, 54714, 57201, 64662, 91190, 95335, 98670, 107770, 114402, 118547, 136785, 161655, 190670, 209737, 237094, 247871, 273570, 286005, 323310, 355641, 419474, 495742, 572010, 592735, 629211, 711282, 743613, 1048685, 1185470, 1239355, 1258422, 1487226, 1778205, 2097370, 2478710, 2726581, 3146055, 3556410, 3718065, 5453162, 6292110, 7436130, 8179743, 13632905, 16359486, 27265810, 40898715, 81797430]

約数ペア:

[(1, 81797430), (2, 40898715), (3, 27265810), (5, 16359486), (6, 13632905), (10, 8179743), (11, 7436130), (13, 6292110), (15, 5453162), (22, 3718065), (23, 3556410), (26, 3146055), (30, 2726581), (33, 2478710), (39, 2097370), (46, 1778205), (55, 1487226), (65, 1258422), (66, 1239355), (69, 1185470), (78, 1048685), (110, 743613), (115, 711282), (130, 629211), (138, 592735), (143, 572010), (165, 495742), (195, 419474), (230, 355641), (253, 323310), (286, 286005), (299, 273570), (330, 247871), (345, 237094), (390, 209737), (429, 190670), (506, 161655), (598, 136785), (690, 118547), (715, 114402), (759, 107770), (829, 98670), (858, 95335), (897, 91190), (1265, 64662), (1430, 57201), (1495, 54714), (1518, 53885), (1658, 49335), (1794, 45595), (2145, 38134), (2487, 32890), (2530, 32331), (2990, 27357), (3289, 24870), (3795, 21554), (4145, 19734), (4290, 19067), (4485, 18238), (4974, 16445), (6578, 12435), (7590, 10777), (8290, 9867), (8970, 9119)]