661006800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{5923}}^1$

素因数の和:5978

約数の個数: 180

約数和(自身を含む): 2368273024

約数和(自身を除く): 1707266224

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 36, 40, 45, 48, 50, 60, 62, 72, 75, 80, 90, 93, 100, 120, 124, 144, 150, 155, 180, 186, 200, 225, 240, 248, 279, 300, 310, 360, 372, 400, 450, 465, 496, 558, 600, 620, 720, 744, 775, 900, 930, 1116, 1200, 1240, 1395, 1488, 1550, 1800, 1860, 2232, 2325, 2480, 2790, 3100, 3600, 3720, 4464, 4650, 5580, 5923, 6200, 6975, 7440, 9300, 11160, 11846, 12400, 13950, 17769, 18600, 22320, 23692, 27900, 29615, 35538, 37200, 47384, 53307, 55800, 59230, 71076, 88845, 94768, 106614, 111600, 118460, 142152, 148075, 177690, 183613, 213228, 236920, 266535, 284304, 296150, 355380, 367226, 426456, 444225, 473840, 533070, 550839, 592300, 710760, 734452, 852912, 888450, 918065, 1066140, 1101678, 1184600, 1332675, 1421520, 1468904, 1652517, 1776900, 1836130, 2132280, 2203356, 2369200, 2665350, 2754195, 2937808, 3305034, 3553800, 3672260, 4264560, 4406712, 4590325, 5330700, 5508390, 6610068, 7107600, 7344520, 8262585, 8813424, 9180650, 10661400, 11016780, 13220136, 13770975, 14689040, 16525170, 18361300, 21322800, 22033560, 26440272, 27541950, 33050340, 36722600, 41312925, 44067120, 55083900, 66100680, 73445200, 82625850, 110167800, 132201360, 165251700, 220335600, 330503400, 661006800]

約数ペア:

[(1, 661006800), (2, 330503400), (3, 220335600), (4, 165251700), (5, 132201360), (6, 110167800), (8, 82625850), (9, 73445200), (10, 66100680), (12, 55083900), (15, 44067120), (16, 41312925), (18, 36722600), (20, 33050340), (24, 27541950), (25, 26440272), (30, 22033560), (31, 21322800), (36, 18361300), (40, 16525170), (45, 14689040), (48, 13770975), (50, 13220136), (60, 11016780), (62, 10661400), (72, 9180650), (75, 8813424), (80, 8262585), (90, 7344520), (93, 7107600), (100, 6610068), (120, 5508390), (124, 5330700), (144, 4590325), (150, 4406712), (155, 4264560), (180, 3672260), (186, 3553800), (200, 3305034), (225, 2937808), (240, 2754195), (248, 2665350), (279, 2369200), (300, 2203356), (310, 2132280), (360, 1836130), (372, 1776900), (400, 1652517), (450, 1468904), (465, 1421520), (496, 1332675), (558, 1184600), (600, 1101678), (620, 1066140), (720, 918065), (744, 888450), (775, 852912), (900, 734452), (930, 710760), (1116, 592300), (1200, 550839), (1240, 533070), (1395, 473840), (1488, 444225), (1550, 426456), (1800, 367226), (1860, 355380), (2232, 296150), (2325, 284304), (2480, 266535), (2790, 236920), (3100, 213228), (3600, 183613), (3720, 177690), (4464, 148075), (4650, 142152), (5580, 118460), (5923, 111600), (6200, 106614), (6975, 94768), (7440, 88845), (9300, 71076), (11160, 59230), (11846, 55800), (12400, 53307), (13950, 47384), (17769, 37200), (18600, 35538), (22320, 29615), (23692, 27900)]