145752620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 344097600

約数和(自身を除く): 198344980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 109, 130, 139, 148, 185, 218, 260, 278, 370, 436, 481, 545, 556, 695, 740, 962, 1090, 1390, 1417, 1807, 1924, 2180, 2405, 2780, 2834, 3614, 4033, 4810, 5143, 5668, 7085, 7228, 8066, 9035, 9620, 10286, 14170, 15151, 16132, 18070, 20165, 20572, 25715, 28340, 30302, 36140, 40330, 51430, 52429, 60604, 66859, 75755, 80660, 102860, 104858, 133718, 151510, 196963, 209716, 262145, 267436, 303020, 334295, 393926, 524290, 560587, 668590, 787852, 984815, 1048580, 1121174, 1337180, 1969630, 2242348, 2802935, 3939260, 5605870, 7287631, 11211740, 14575262, 29150524, 36438155, 72876310, 145752620]

約数ペア:

[(1, 145752620), (2, 72876310), (4, 36438155), (5, 29150524), (10, 14575262), (13, 11211740), (20, 7287631), (26, 5605870), (37, 3939260), (52, 2802935), (65, 2242348), (74, 1969630), (109, 1337180), (130, 1121174), (139, 1048580), (148, 984815), (185, 787852), (218, 668590), (260, 560587), (278, 524290), (370, 393926), (436, 334295), (481, 303020), (545, 267436), (556, 262145), (695, 209716), (740, 196963), (962, 151510), (1090, 133718), (1390, 104858), (1417, 102860), (1807, 80660), (1924, 75755), (2180, 66859), (2405, 60604), (2780, 52429), (2834, 51430), (3614, 40330), (4033, 36140), (4810, 30302), (5143, 28340), (5668, 25715), (7085, 20572), (7228, 20165), (8066, 18070), (9035, 16132), (9620, 15151), (10286, 14170)]