31989240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5227}}^1$

素因数の和:5261

約数の個数: 96

約数和(自身を含む): 110101680

約数和(自身を除く): 78112440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 5227, 6120, 10454, 15681, 20908, 26135, 31362, 41816, 47043, 52270, 62724, 78405, 88859, 94086, 104540, 125448, 156810, 177718, 188172, 209080, 235215, 266577, 313620, 355436, 376344, 444295, 470430, 533154, 627240, 710872, 799731, 888590, 940860, 1066308, 1332885, 1599462, 1777180, 1881720, 2132616, 2665770, 3198924, 3554360, 3998655, 5331540, 6397848, 7997310, 10663080, 15994620, 31989240]

約数ペア:

[(1, 31989240), (2, 15994620), (3, 10663080), (4, 7997310), (5, 6397848), (6, 5331540), (8, 3998655), (9, 3554360), (10, 3198924), (12, 2665770), (15, 2132616), (17, 1881720), (18, 1777180), (20, 1599462), (24, 1332885), (30, 1066308), (34, 940860), (36, 888590), (40, 799731), (45, 710872), (51, 627240), (60, 533154), (68, 470430), (72, 444295), (85, 376344), (90, 355436), (102, 313620), (120, 266577), (136, 235215), (153, 209080), (170, 188172), (180, 177718), (204, 156810), (255, 125448), (306, 104540), (340, 94086), (360, 88859), (408, 78405), (510, 62724), (612, 52270), (680, 47043), (765, 41816), (1020, 31362), (1224, 26135), (1530, 20908), (2040, 15681), (3060, 10454), (5227, 6120)]