128191440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:437

約数の個数: 160

約数和(自身を含む): 432222336

約数和(自身を除く): 304030896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 181, 195, 208, 227, 240, 260, 312, 362, 390, 454, 520, 543, 624, 681, 724, 780, 905, 908, 1040, 1086, 1135, 1362, 1448, 1560, 1810, 1816, 2172, 2270, 2353, 2715, 2724, 2896, 2951, 3120, 3405, 3620, 3632, 4344, 4540, 4706, 5430, 5448, 5902, 6810, 7059, 7240, 8688, 8853, 9080, 9412, 10860, 10896, 11765, 11804, 13620, 14118, 14480, 14755, 17706, 18160, 18824, 21720, 23530, 23608, 27240, 28236, 29510, 35295, 35412, 37648, 41087, 43440, 44265, 47060, 47216, 54480, 56472, 59020, 70590, 70824, 82174, 88530, 94120, 112944, 118040, 123261, 141180, 141648, 164348, 177060, 188240, 205435, 236080, 246522, 282360, 328696, 354120, 410870, 493044, 534131, 564720, 616305, 657392, 708240, 821740, 986088, 1068262, 1232610, 1602393, 1643480, 1972176, 2136524, 2465220, 2670655, 3204786, 3286960, 4273048, 4930440, 5341310, 6409572, 8011965, 8546096, 9860880, 10682620, 12819144, 16023930, 21365240, 25638288, 32047860, 42730480, 64095720, 128191440]

約数ペア:

[(1, 128191440), (2, 64095720), (3, 42730480), (4, 32047860), (5, 25638288), (6, 21365240), (8, 16023930), (10, 12819144), (12, 10682620), (13, 9860880), (15, 8546096), (16, 8011965), (20, 6409572), (24, 5341310), (26, 4930440), (30, 4273048), (39, 3286960), (40, 3204786), (48, 2670655), (52, 2465220), (60, 2136524), (65, 1972176), (78, 1643480), (80, 1602393), (104, 1232610), (120, 1068262), (130, 986088), (156, 821740), (181, 708240), (195, 657392), (208, 616305), (227, 564720), (240, 534131), (260, 493044), (312, 410870), (362, 354120), (390, 328696), (454, 282360), (520, 246522), (543, 236080), (624, 205435), (681, 188240), (724, 177060), (780, 164348), (905, 141648), (908, 141180), (1040, 123261), (1086, 118040), (1135, 112944), (1362, 94120), (1448, 88530), (1560, 82174), (1810, 70824), (1816, 70590), (2172, 59020), (2270, 56472), (2353, 54480), (2715, 47216), (2724, 47060), (2896, 44265), (2951, 43440), (3120, 41087), (3405, 37648), (3620, 35412), (3632, 35295), (4344, 29510), (4540, 28236), (4706, 27240), (5430, 23608), (5448, 23530), (5902, 21720), (6810, 18824), (7059, 18160), (7240, 17706), (8688, 14755), (8853, 14480), (9080, 14118), (9412, 13620), (10860, 11804), (10896, 11765)]