1285120620

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2677}}^1$

素因数の和:2829

約数の個数: 192

約数和(自身を含む): 4607016960

約数和(自身を除く): 3321896340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 127, 135, 140, 180, 189, 210, 252, 254, 270, 315, 378, 381, 420, 508, 540, 630, 635, 756, 762, 889, 945, 1143, 1260, 1270, 1524, 1778, 1890, 1905, 2286, 2540, 2667, 2677, 3429, 3556, 3780, 3810, 4445, 4572, 5334, 5354, 5715, 6858, 7620, 8001, 8031, 8890, 10668, 10708, 11430, 13335, 13385, 13716, 16002, 16062, 17145, 17780, 18739, 22860, 24003, 24093, 26670, 26770, 32004, 32124, 34290, 37478, 40005, 40155, 48006, 48186, 53340, 53540, 56217, 68580, 72279, 74956, 80010, 80310, 93695, 96012, 96372, 112434, 120015, 120465, 144558, 160020, 160620, 168651, 187390, 224868, 240030, 240930, 281085, 289116, 337302, 339979, 361395, 374780, 480060, 481860, 505953, 562170, 674604, 679958, 722790, 843255, 1011906, 1019937, 1124340, 1359916, 1445580, 1686510, 1699895, 2023812, 2039874, 2379853, 2529765, 3059811, 3373020, 3399790, 4079748, 4759706, 5059530, 5099685, 6119622, 6799580, 7139559, 9179433, 9519412, 10119060, 10199370, 11899265, 12239244, 14279118, 15299055, 18358866, 20398740, 21418677, 23798530, 28558236, 30598110, 35697795, 36717732, 42837354, 45897165, 47597060, 61196220, 64256031, 71395590, 85674708, 91794330, 107093385, 128512062, 142791180, 183588660, 214186770, 257024124, 321280155, 428373540, 642560310, 1285120620]

約数ペア:

[(1, 1285120620), (2, 642560310), (3, 428373540), (4, 321280155), (5, 257024124), (6, 214186770), (7, 183588660), (9, 142791180), (10, 128512062), (12, 107093385), (14, 91794330), (15, 85674708), (18, 71395590), (20, 64256031), (21, 61196220), (27, 47597060), (28, 45897165), (30, 42837354), (35, 36717732), (36, 35697795), (42, 30598110), (45, 28558236), (54, 23798530), (60, 21418677), (63, 20398740), (70, 18358866), (84, 15299055), (90, 14279118), (105, 12239244), (108, 11899265), (126, 10199370), (127, 10119060), (135, 9519412), (140, 9179433), (180, 7139559), (189, 6799580), (210, 6119622), (252, 5099685), (254, 5059530), (270, 4759706), (315, 4079748), (378, 3399790), (381, 3373020), (420, 3059811), (508, 2529765), (540, 2379853), (630, 2039874), (635, 2023812), (756, 1699895), (762, 1686510), (889, 1445580), (945, 1359916), (1143, 1124340), (1260, 1019937), (1270, 1011906), (1524, 843255), (1778, 722790), (1890, 679958), (1905, 674604), (2286, 562170), (2540, 505953), (2667, 481860), (2677, 480060), (3429, 374780), (3556, 361395), (3780, 339979), (3810, 337302), (4445, 289116), (4572, 281085), (5334, 240930), (5354, 240030), (5715, 224868), (6858, 187390), (7620, 168651), (8001, 160620), (8031, 160020), (8890, 144558), (10668, 120465), (10708, 120015), (11430, 112434), (13335, 96372), (13385, 96012), (13716, 93695), (16002, 80310), (16062, 80010), (17145, 74956), (17780, 72279), (18739, 68580), (22860, 56217), (24003, 53540), (24093, 53340), (26670, 48186), (26770, 48006), (32004, 40155), (32124, 40005), (34290, 37478)]