154758420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1223}}^1$

素因数の和:1294

約数の個数: 144

約数和(自身を含む): 507911040

約数和(自身を除く): 353152620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 666, 684, 703, 740, 855, 1110, 1140, 1223, 1332, 1406, 1665, 1710, 2109, 2220, 2446, 2812, 3330, 3420, 3515, 3669, 4218, 4892, 6115, 6327, 6660, 7030, 7338, 8436, 10545, 11007, 12230, 12654, 14060, 14676, 18345, 21090, 22014, 23237, 24460, 25308, 31635, 36690, 42180, 44028, 45251, 46474, 55035, 63270, 69711, 73380, 90502, 92948, 110070, 116185, 126540, 135753, 139422, 181004, 209133, 220140, 226255, 232370, 271506, 278844, 348555, 407259, 418266, 452510, 464740, 543012, 678765, 697110, 814518, 836532, 859769, 905020, 1045665, 1357530, 1394220, 1629036, 1719538, 2036295, 2091330, 2579307, 2715060, 3439076, 4072590, 4182660, 4298845, 5158614, 7737921, 8145180, 8597690, 10317228, 12896535, 15475842, 17195380, 25793070, 30951684, 38689605, 51586140, 77379210, 154758420]

約数ペア:

[(1, 154758420), (2, 77379210), (3, 51586140), (4, 38689605), (5, 30951684), (6, 25793070), (9, 17195380), (10, 15475842), (12, 12896535), (15, 10317228), (18, 8597690), (19, 8145180), (20, 7737921), (30, 5158614), (36, 4298845), (37, 4182660), (38, 4072590), (45, 3439076), (57, 2715060), (60, 2579307), (74, 2091330), (76, 2036295), (90, 1719538), (95, 1629036), (111, 1394220), (114, 1357530), (148, 1045665), (171, 905020), (180, 859769), (185, 836532), (190, 814518), (222, 697110), (228, 678765), (285, 543012), (333, 464740), (342, 452510), (370, 418266), (380, 407259), (444, 348555), (555, 278844), (570, 271506), (666, 232370), (684, 226255), (703, 220140), (740, 209133), (855, 181004), (1110, 139422), (1140, 135753), (1223, 126540), (1332, 116185), (1406, 110070), (1665, 92948), (1710, 90502), (2109, 73380), (2220, 69711), (2446, 63270), (2812, 55035), (3330, 46474), (3420, 45251), (3515, 44028), (3669, 42180), (4218, 36690), (4892, 31635), (6115, 25308), (6327, 24460), (6660, 23237), (7030, 22014), (7338, 21090), (8436, 18345), (10545, 14676), (11007, 14060), (12230, 12654)]