259728720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{63659}}^1$

素因数の和:63692

約数の個数: 80

約数和(自身を含む): 852534720

約数和(自身を除く): 592806000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 63659, 127318, 190977, 254636, 318295, 381954, 509272, 636590, 763908, 954885, 1018544, 1082203, 1273180, 1527816, 1909770, 2164406, 2546360, 3055632, 3246609, 3819540, 4328812, 5092720, 5411015, 6493218, 7639080, 8657624, 10822030, 12986436, 15278160, 16233045, 17315248, 21644060, 25972872, 32466090, 43288120, 51945744, 64932180, 86576240, 129864360, 259728720]

約数ペア:

[(1, 259728720), (2, 129864360), (3, 86576240), (4, 64932180), (5, 51945744), (6, 43288120), (8, 32466090), (10, 25972872), (12, 21644060), (15, 17315248), (16, 16233045), (17, 15278160), (20, 12986436), (24, 10822030), (30, 8657624), (34, 7639080), (40, 6493218), (48, 5411015), (51, 5092720), (60, 4328812), (68, 3819540), (80, 3246609), (85, 3055632), (102, 2546360), (120, 2164406), (136, 1909770), (170, 1527816), (204, 1273180), (240, 1082203), (255, 1018544), (272, 954885), (340, 763908), (408, 636590), (510, 509272), (680, 381954), (816, 318295), (1020, 254636), (1360, 190977), (2040, 127318), (4080, 63659)]