122643440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2909}}^1$

素因数の和:2970

約数の個数: 80

約数和(自身を含む): 311765760

約数和(自身を除く): 189122320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 2909, 4216, 5270, 5818, 8432, 10540, 11636, 14545, 21080, 23272, 29090, 42160, 46544, 49453, 58180, 90179, 98906, 116360, 180358, 197812, 232720, 247265, 360716, 395624, 450895, 494530, 721432, 791248, 901790, 989060, 1442864, 1533043, 1803580, 1978120, 3066086, 3607160, 3956240, 6132172, 7214320, 7665215, 12264344, 15330430, 24528688, 30660860, 61321720, 122643440]

約数ペア:

[(1, 122643440), (2, 61321720), (4, 30660860), (5, 24528688), (8, 15330430), (10, 12264344), (16, 7665215), (17, 7214320), (20, 6132172), (31, 3956240), (34, 3607160), (40, 3066086), (62, 1978120), (68, 1803580), (80, 1533043), (85, 1442864), (124, 989060), (136, 901790), (155, 791248), (170, 721432), (248, 494530), (272, 450895), (310, 395624), (340, 360716), (496, 247265), (527, 232720), (620, 197812), (680, 180358), (1054, 116360), (1240, 98906), (1360, 90179), (2108, 58180), (2480, 49453), (2635, 46544), (2909, 42160), (4216, 29090), (5270, 23272), (5818, 21080), (8432, 14545), (10540, 11636)]