155841420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:428

約数の個数: 192

約数和(自身を含む): 535449600

約数和(自身を除く): 379608180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 59, 60, 70, 76, 84, 95, 105, 114, 118, 133, 140, 177, 190, 210, 228, 236, 266, 285, 295, 331, 354, 380, 399, 413, 420, 532, 570, 590, 662, 665, 708, 798, 826, 885, 993, 1121, 1140, 1180, 1239, 1324, 1330, 1596, 1652, 1655, 1770, 1986, 1995, 2065, 2242, 2317, 2478, 2660, 3310, 3363, 3540, 3972, 3990, 4130, 4484, 4634, 4956, 4965, 5605, 6195, 6289, 6620, 6726, 6951, 7847, 7980, 8260, 9268, 9930, 11210, 11585, 12390, 12578, 13452, 13902, 15694, 16815, 18867, 19529, 19860, 22420, 23170, 23541, 24780, 25156, 27804, 31388, 31445, 33630, 34755, 37734, 39058, 39235, 44023, 46340, 47082, 58587, 62890, 67260, 69510, 75468, 78116, 78470, 88046, 94164, 94335, 97645, 117174, 117705, 125780, 132069, 136703, 139020, 156940, 176092, 188670, 195290, 220115, 234348, 235410, 264138, 273406, 292935, 371051, 377340, 390580, 410109, 440230, 470820, 528276, 546812, 585870, 660345, 683515, 742102, 820218, 880460, 1113153, 1171740, 1320690, 1367030, 1484204, 1640436, 1855255, 2050545, 2226306, 2597357, 2641380, 2734060, 3710510, 4101090, 4452612, 5194714, 5565765, 7421020, 7792071, 8202180, 10389428, 11131530, 12986785, 15584142, 22263060, 25973570, 31168284, 38960355, 51947140, 77920710, 155841420]

約数ペア:

[(1, 155841420), (2, 77920710), (3, 51947140), (4, 38960355), (5, 31168284), (6, 25973570), (7, 22263060), (10, 15584142), (12, 12986785), (14, 11131530), (15, 10389428), (19, 8202180), (20, 7792071), (21, 7421020), (28, 5565765), (30, 5194714), (35, 4452612), (38, 4101090), (42, 3710510), (57, 2734060), (59, 2641380), (60, 2597357), (70, 2226306), (76, 2050545), (84, 1855255), (95, 1640436), (105, 1484204), (114, 1367030), (118, 1320690), (133, 1171740), (140, 1113153), (177, 880460), (190, 820218), (210, 742102), (228, 683515), (236, 660345), (266, 585870), (285, 546812), (295, 528276), (331, 470820), (354, 440230), (380, 410109), (399, 390580), (413, 377340), (420, 371051), (532, 292935), (570, 273406), (590, 264138), (662, 235410), (665, 234348), (708, 220115), (798, 195290), (826, 188670), (885, 176092), (993, 156940), (1121, 139020), (1140, 136703), (1180, 132069), (1239, 125780), (1324, 117705), (1330, 117174), (1596, 97645), (1652, 94335), (1655, 94164), (1770, 88046), (1986, 78470), (1995, 78116), (2065, 75468), (2242, 69510), (2317, 67260), (2478, 62890), (2660, 58587), (3310, 47082), (3363, 46340), (3540, 44023), (3972, 39235), (3990, 39058), (4130, 37734), (4484, 34755), (4634, 33630), (4956, 31445), (4965, 31388), (5605, 27804), (6195, 25156), (6289, 24780), (6620, 23541), (6726, 23170), (6951, 22420), (7847, 19860), (7980, 19529), (8260, 18867), (9268, 16815), (9930, 15694), (11210, 13902), (11585, 13452), (12390, 12578)]