15227240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 42291720

約数和(自身を除く): 27064480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 457, 476, 490, 595, 680, 833, 914, 952, 980, 1190, 1666, 1828, 1960, 2285, 2380, 3199, 3332, 3656, 4165, 4570, 4760, 6398, 6664, 7769, 8330, 9140, 12796, 15538, 15995, 16660, 18280, 22393, 25592, 31076, 31990, 33320, 38845, 44786, 54383, 62152, 63980, 77690, 89572, 108766, 111965, 127960, 155380, 179144, 217532, 223930, 271915, 310760, 380681, 435064, 447860, 543830, 761362, 895720, 1087660, 1522724, 1903405, 2175320, 3045448, 3806810, 7613620, 15227240]

約数ペア:

[(1, 15227240), (2, 7613620), (4, 3806810), (5, 3045448), (7, 2175320), (8, 1903405), (10, 1522724), (14, 1087660), (17, 895720), (20, 761362), (28, 543830), (34, 447860), (35, 435064), (40, 380681), (49, 310760), (56, 271915), (68, 223930), (70, 217532), (85, 179144), (98, 155380), (119, 127960), (136, 111965), (140, 108766), (170, 89572), (196, 77690), (238, 63980), (245, 62152), (280, 54383), (340, 44786), (392, 38845), (457, 33320), (476, 31990), (490, 31076), (595, 25592), (680, 22393), (833, 18280), (914, 16660), (952, 15995), (980, 15538), (1190, 12796), (1666, 9140), (1828, 8330), (1960, 7769), (2285, 6664), (2380, 6398), (3199, 4760), (3332, 4570), (3656, 4165)]