654370320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{313}}^1$

素因数の和:641

約数の個数: 160

約数和(自身を含む): 2108150784

約数和(自身を除く): 1453780464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 281, 310, 313, 372, 465, 496, 562, 620, 626, 744, 843, 930, 939, 1124, 1240, 1252, 1405, 1488, 1565, 1686, 1860, 1878, 2248, 2480, 2504, 2810, 3130, 3372, 3720, 3756, 4215, 4496, 4695, 5008, 5620, 6260, 6744, 7440, 7512, 8430, 8711, 9390, 9703, 11240, 12520, 13488, 15024, 16860, 17422, 18780, 19406, 22480, 25040, 26133, 29109, 33720, 34844, 37560, 38812, 43555, 48515, 52266, 58218, 67440, 69688, 75120, 77624, 87110, 87953, 97030, 104532, 116436, 130665, 139376, 145545, 155248, 174220, 175906, 194060, 209064, 232872, 261330, 263859, 291090, 348440, 351812, 388120, 418128, 439765, 465744, 522660, 527718, 582180, 696880, 703624, 776240, 879530, 1045320, 1055436, 1164360, 1319295, 1407248, 1759060, 2090640, 2110872, 2328720, 2638590, 2726543, 3518120, 4221744, 5277180, 5453086, 7036240, 8179629, 10554360, 10906172, 13632715, 16359258, 21108720, 21812344, 27265430, 32718516, 40898145, 43624688, 54530860, 65437032, 81796290, 109061720, 130874064, 163592580, 218123440, 327185160, 654370320]

約数ペア:

[(1, 654370320), (2, 327185160), (3, 218123440), (4, 163592580), (5, 130874064), (6, 109061720), (8, 81796290), (10, 65437032), (12, 54530860), (15, 43624688), (16, 40898145), (20, 32718516), (24, 27265430), (30, 21812344), (31, 21108720), (40, 16359258), (48, 13632715), (60, 10906172), (62, 10554360), (80, 8179629), (93, 7036240), (120, 5453086), (124, 5277180), (155, 4221744), (186, 3518120), (240, 2726543), (248, 2638590), (281, 2328720), (310, 2110872), (313, 2090640), (372, 1759060), (465, 1407248), (496, 1319295), (562, 1164360), (620, 1055436), (626, 1045320), (744, 879530), (843, 776240), (930, 703624), (939, 696880), (1124, 582180), (1240, 527718), (1252, 522660), (1405, 465744), (1488, 439765), (1565, 418128), (1686, 388120), (1860, 351812), (1878, 348440), (2248, 291090), (2480, 263859), (2504, 261330), (2810, 232872), (3130, 209064), (3372, 194060), (3720, 175906), (3756, 174220), (4215, 155248), (4496, 145545), (4695, 139376), (5008, 130665), (5620, 116436), (6260, 104532), (6744, 97030), (7440, 87953), (7512, 87110), (8430, 77624), (8711, 75120), (9390, 69688), (9703, 67440), (11240, 58218), (12520, 52266), (13488, 48515), (15024, 43555), (16860, 38812), (17422, 37560), (18780, 34844), (19406, 33720), (22480, 29109), (25040, 26133)]