128234600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 348311040

約数和(自身を除く): 220076440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 37, 40, 43, 50, 52, 62, 65, 74, 86, 100, 104, 124, 130, 148, 155, 172, 185, 200, 215, 248, 260, 296, 310, 325, 344, 370, 403, 430, 481, 520, 559, 620, 650, 740, 775, 806, 860, 925, 962, 1075, 1118, 1147, 1240, 1300, 1333, 1480, 1550, 1591, 1612, 1720, 1850, 1924, 2015, 2150, 2236, 2294, 2405, 2600, 2666, 2795, 3100, 3182, 3224, 3700, 3848, 4030, 4300, 4472, 4588, 4810, 5332, 5590, 5735, 6200, 6364, 6665, 7400, 7955, 8060, 8600, 9176, 9620, 10075, 10664, 11180, 11470, 12025, 12728, 13330, 13975, 14911, 15910, 16120, 17329, 19240, 20150, 20683, 22360, 22940, 24050, 26660, 27950, 28675, 29822, 31820, 33325, 34658, 39775, 40300, 41366, 45880, 48100, 49321, 53320, 55900, 57350, 59644, 63640, 66650, 69316, 74555, 79550, 80600, 82732, 86645, 96200, 98642, 103415, 111800, 114700, 119288, 133300, 138632, 149110, 159100, 165464, 173290, 197284, 206830, 229400, 246605, 266600, 298220, 318200, 346580, 372775, 394568, 413660, 433225, 493210, 517075, 596440, 641173, 693160, 745550, 827320, 866450, 986420, 1034150, 1233025, 1282346, 1491100, 1732900, 1972840, 2068300, 2466050, 2564692, 2982200, 3205865, 3465800, 4136600, 4932100, 5129384, 6411730, 9864200, 12823460, 16029325, 25646920, 32058650, 64117300, 128234600]

約数ペア:

[(1, 128234600), (2, 64117300), (4, 32058650), (5, 25646920), (8, 16029325), (10, 12823460), (13, 9864200), (20, 6411730), (25, 5129384), (26, 4932100), (31, 4136600), (37, 3465800), (40, 3205865), (43, 2982200), (50, 2564692), (52, 2466050), (62, 2068300), (65, 1972840), (74, 1732900), (86, 1491100), (100, 1282346), (104, 1233025), (124, 1034150), (130, 986420), (148, 866450), (155, 827320), (172, 745550), (185, 693160), (200, 641173), (215, 596440), (248, 517075), (260, 493210), (296, 433225), (310, 413660), (325, 394568), (344, 372775), (370, 346580), (403, 318200), (430, 298220), (481, 266600), (520, 246605), (559, 229400), (620, 206830), (650, 197284), (740, 173290), (775, 165464), (806, 159100), (860, 149110), (925, 138632), (962, 133300), (1075, 119288), (1118, 114700), (1147, 111800), (1240, 103415), (1300, 98642), (1333, 96200), (1480, 86645), (1550, 82732), (1591, 80600), (1612, 79550), (1720, 74555), (1850, 69316), (1924, 66650), (2015, 63640), (2150, 59644), (2236, 57350), (2294, 55900), (2405, 53320), (2600, 49321), (2666, 48100), (2795, 45880), (3100, 41366), (3182, 40300), (3224, 39775), (3700, 34658), (3848, 33325), (4030, 31820), (4300, 29822), (4472, 28675), (4588, 27950), (4810, 26660), (5332, 24050), (5590, 22940), (5735, 22360), (6200, 20683), (6364, 20150), (6665, 19240), (7400, 17329), (7955, 16120), (8060, 15910), (8600, 14911), (9176, 13975), (9620, 13330), (10075, 12728), (10664, 12025), (11180, 11470)]