280261320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137383}}^1$

素因数の和:137414

約数の個数: 64

約数和(自身を含む): 890248320

約数和(自身を除く): 609987000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 137383, 274766, 412149, 549532, 686915, 824298, 1099064, 1373830, 1648596, 2060745, 2335511, 2747660, 3297192, 4121490, 4671022, 5495320, 7006533, 8242980, 9342044, 11677555, 14013066, 16485960, 18684088, 23355110, 28026132, 35032665, 46710220, 56052264, 70065330, 93420440, 140130660, 280261320]

約数ペア:

[(1, 280261320), (2, 140130660), (3, 93420440), (4, 70065330), (5, 56052264), (6, 46710220), (8, 35032665), (10, 28026132), (12, 23355110), (15, 18684088), (17, 16485960), (20, 14013066), (24, 11677555), (30, 9342044), (34, 8242980), (40, 7006533), (51, 5495320), (60, 4671022), (68, 4121490), (85, 3297192), (102, 2747660), (120, 2335511), (136, 2060745), (170, 1648596), (204, 1373830), (255, 1099064), (340, 824298), (408, 686915), (510, 549532), (680, 412149), (1020, 274766), (2040, 137383)]