407900640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1663}}^1$

素因数の和:1761

約数の個数: 192

約数和(自身を含む): 1489453056

約数和(自身を除く): 1081552416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 73, 80, 84, 96, 105, 112, 120, 140, 146, 160, 168, 210, 219, 224, 240, 280, 292, 336, 365, 420, 438, 480, 511, 560, 584, 672, 730, 840, 876, 1022, 1095, 1120, 1168, 1460, 1533, 1663, 1680, 1752, 2044, 2190, 2336, 2555, 2920, 3066, 3326, 3360, 3504, 4088, 4380, 4989, 5110, 5840, 6132, 6652, 7008, 7665, 8176, 8315, 8760, 9978, 10220, 11641, 11680, 12264, 13304, 15330, 16352, 16630, 17520, 19956, 20440, 23282, 24528, 24945, 26608, 30660, 33260, 34923, 35040, 39912, 40880, 46564, 49056, 49890, 53216, 58205, 61320, 66520, 69846, 79824, 81760, 93128, 99780, 116410, 121399, 122640, 133040, 139692, 159648, 174615, 186256, 199560, 232820, 242798, 245280, 266080, 279384, 349230, 364197, 372512, 399120, 465640, 485596, 558768, 606995, 698460, 728394, 798240, 849793, 931280, 971192, 1117536, 1213990, 1396920, 1456788, 1699586, 1820985, 1862560, 1942384, 2427980, 2549379, 2793840, 2913576, 3399172, 3641970, 3884768, 4248965, 4855960, 5098758, 5587680, 5827152, 6798344, 7283940, 8497930, 9711920, 10197516, 11654304, 12746895, 13596688, 14567880, 16995860, 19423840, 20395032, 25493790, 27193376, 29135760, 33991720, 40790064, 50987580, 58271520, 67983440, 81580128, 101975160, 135966880, 203950320, 407900640]

約数ペア:

[(1, 407900640), (2, 203950320), (3, 135966880), (4, 101975160), (5, 81580128), (6, 67983440), (7, 58271520), (8, 50987580), (10, 40790064), (12, 33991720), (14, 29135760), (15, 27193376), (16, 25493790), (20, 20395032), (21, 19423840), (24, 16995860), (28, 14567880), (30, 13596688), (32, 12746895), (35, 11654304), (40, 10197516), (42, 9711920), (48, 8497930), (56, 7283940), (60, 6798344), (70, 5827152), (73, 5587680), (80, 5098758), (84, 4855960), (96, 4248965), (105, 3884768), (112, 3641970), (120, 3399172), (140, 2913576), (146, 2793840), (160, 2549379), (168, 2427980), (210, 1942384), (219, 1862560), (224, 1820985), (240, 1699586), (280, 1456788), (292, 1396920), (336, 1213990), (365, 1117536), (420, 971192), (438, 931280), (480, 849793), (511, 798240), (560, 728394), (584, 698460), (672, 606995), (730, 558768), (840, 485596), (876, 465640), (1022, 399120), (1095, 372512), (1120, 364197), (1168, 349230), (1460, 279384), (1533, 266080), (1663, 245280), (1680, 242798), (1752, 232820), (2044, 199560), (2190, 186256), (2336, 174615), (2555, 159648), (2920, 139692), (3066, 133040), (3326, 122640), (3360, 121399), (3504, 116410), (4088, 99780), (4380, 93128), (4989, 81760), (5110, 79824), (5840, 69846), (6132, 66520), (6652, 61320), (7008, 58205), (7665, 53216), (8176, 49890), (8315, 49056), (8760, 46564), (9978, 40880), (10220, 39912), (11641, 35040), (11680, 34923), (12264, 33260), (13304, 30660), (15330, 26608), (16352, 24945), (16630, 24528), (17520, 23282), (19956, 20440)]