178348140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:552

約数の個数: 144

約数和(自身を含む): 566005440

約数和(自身を除く): 387657300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 61, 74, 90, 111, 122, 148, 180, 183, 185, 222, 244, 305, 333, 366, 370, 439, 444, 549, 555, 610, 666, 732, 740, 878, 915, 1098, 1110, 1220, 1317, 1332, 1665, 1756, 1830, 2195, 2196, 2220, 2257, 2634, 2745, 3330, 3660, 3951, 4390, 4514, 5268, 5490, 6585, 6660, 6771, 7902, 8780, 9028, 10980, 11285, 13170, 13542, 15804, 16243, 19755, 20313, 22570, 26340, 26779, 27084, 32486, 33855, 39510, 40626, 45140, 48729, 53558, 64972, 67710, 79020, 80337, 81215, 81252, 97458, 101565, 107116, 133895, 135420, 146187, 160674, 162430, 194916, 203130, 241011, 243645, 267790, 292374, 321348, 324860, 401685, 406260, 482022, 487290, 535580, 584748, 730935, 803370, 964044, 974580, 990823, 1205055, 1461870, 1606740, 1981646, 2410110, 2923740, 2972469, 3963292, 4820220, 4954115, 5944938, 8917407, 9908230, 11889876, 14862345, 17834814, 19816460, 29724690, 35669628, 44587035, 59449380, 89174070, 178348140]

約数ペア:

[(1, 178348140), (2, 89174070), (3, 59449380), (4, 44587035), (5, 35669628), (6, 29724690), (9, 19816460), (10, 17834814), (12, 14862345), (15, 11889876), (18, 9908230), (20, 8917407), (30, 5944938), (36, 4954115), (37, 4820220), (45, 3963292), (60, 2972469), (61, 2923740), (74, 2410110), (90, 1981646), (111, 1606740), (122, 1461870), (148, 1205055), (180, 990823), (183, 974580), (185, 964044), (222, 803370), (244, 730935), (305, 584748), (333, 535580), (366, 487290), (370, 482022), (439, 406260), (444, 401685), (549, 324860), (555, 321348), (610, 292374), (666, 267790), (732, 243645), (740, 241011), (878, 203130), (915, 194916), (1098, 162430), (1110, 160674), (1220, 146187), (1317, 135420), (1332, 133895), (1665, 107116), (1756, 101565), (1830, 97458), (2195, 81252), (2196, 81215), (2220, 80337), (2257, 79020), (2634, 67710), (2745, 64972), (3330, 53558), (3660, 48729), (3951, 45140), (4390, 40626), (4514, 39510), (5268, 33855), (5490, 32486), (6585, 27084), (6660, 26779), (6771, 26340), (7902, 22570), (8780, 20313), (9028, 19755), (10980, 16243), (11285, 15804), (13170, 13542)]