159945660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2081}}^1$

素因数の和:2164

約数の個数: 144

約数和(自身を含む): 563838912

約数和(自身を除く): 403893252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2081, 2135, 2196, 2562, 2745, 3660, 3843, 4162, 4270, 5124, 5490, 6243, 6405, 7686, 8324, 8540, 10405, 10980, 12486, 12810, 14567, 15372, 18729, 19215, 20810, 24972, 25620, 29134, 31215, 37458, 38430, 41620, 43701, 58268, 62430, 72835, 74916, 76860, 87402, 93645, 124860, 126941, 131103, 145670, 174804, 187290, 218505, 253882, 262206, 291340, 374580, 380823, 437010, 507764, 524412, 634705, 655515, 761646, 874020, 888587, 1142469, 1269410, 1311030, 1523292, 1777174, 1904115, 2284938, 2538820, 2622060, 2665761, 3554348, 3808230, 4442935, 4569876, 5331522, 5712345, 7616460, 7997283, 8885870, 10663044, 11424690, 13328805, 15994566, 17771740, 22849380, 26657610, 31989132, 39986415, 53315220, 79972830, 159945660]

約数ペア:

[(1, 159945660), (2, 79972830), (3, 53315220), (4, 39986415), (5, 31989132), (6, 26657610), (7, 22849380), (9, 17771740), (10, 15994566), (12, 13328805), (14, 11424690), (15, 10663044), (18, 8885870), (20, 7997283), (21, 7616460), (28, 5712345), (30, 5331522), (35, 4569876), (36, 4442935), (42, 3808230), (45, 3554348), (60, 2665761), (61, 2622060), (63, 2538820), (70, 2284938), (84, 1904115), (90, 1777174), (105, 1523292), (122, 1311030), (126, 1269410), (140, 1142469), (180, 888587), (183, 874020), (210, 761646), (244, 655515), (252, 634705), (305, 524412), (315, 507764), (366, 437010), (420, 380823), (427, 374580), (549, 291340), (610, 262206), (630, 253882), (732, 218505), (854, 187290), (915, 174804), (1098, 145670), (1220, 131103), (1260, 126941), (1281, 124860), (1708, 93645), (1830, 87402), (2081, 76860), (2135, 74916), (2196, 72835), (2562, 62430), (2745, 58268), (3660, 43701), (3843, 41620), (4162, 38430), (4270, 37458), (5124, 31215), (5490, 29134), (6243, 25620), (6405, 24972), (7686, 20810), (8324, 19215), (8540, 18729), (10405, 15372), (10980, 14567), (12486, 12810)]