180991020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13901}}^1$

素因数の和:13951

約数の個数: 96

約数和(自身を含む): 597897216

約数和(自身を除く): 416906196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 13901, 27802, 41703, 55604, 69505, 83406, 97307, 139010, 166812, 194614, 208515, 278020, 291921, 389228, 417030, 430931, 486535, 583842, 834060, 861862, 973070, 1167684, 1292793, 1459605, 1723724, 1946140, 2154655, 2585586, 2919210, 3016517, 4309310, 5171172, 5838420, 6033034, 6463965, 8618620, 9049551, 12066068, 12927930, 15082585, 18099102, 25855860, 30165170, 36198204, 45247755, 60330340, 90495510, 180991020]

約数ペア:

[(1, 180991020), (2, 90495510), (3, 60330340), (4, 45247755), (5, 36198204), (6, 30165170), (7, 25855860), (10, 18099102), (12, 15082585), (14, 12927930), (15, 12066068), (20, 9049551), (21, 8618620), (28, 6463965), (30, 6033034), (31, 5838420), (35, 5171172), (42, 4309310), (60, 3016517), (62, 2919210), (70, 2585586), (84, 2154655), (93, 1946140), (105, 1723724), (124, 1459605), (140, 1292793), (155, 1167684), (186, 973070), (210, 861862), (217, 834060), (310, 583842), (372, 486535), (420, 430931), (434, 417030), (465, 389228), (620, 291921), (651, 278020), (868, 208515), (930, 194614), (1085, 166812), (1302, 139010), (1860, 97307), (2170, 83406), (2604, 69505), (3255, 55604), (4340, 41703), (6510, 27802), (13020, 13901)]