87865380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 278853120

約数和(自身を除く): 190987740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 79, 90, 111, 148, 158, 167, 180, 185, 222, 237, 316, 333, 334, 370, 395, 444, 474, 501, 555, 666, 668, 711, 740, 790, 835, 948, 1002, 1110, 1185, 1332, 1422, 1503, 1580, 1665, 1670, 2004, 2220, 2370, 2505, 2844, 2923, 3006, 3330, 3340, 3555, 4740, 5010, 5846, 6012, 6179, 6660, 7110, 7515, 8769, 10020, 11692, 12358, 13193, 14220, 14615, 15030, 17538, 18537, 24716, 26307, 26386, 29230, 30060, 30895, 35076, 37074, 39579, 43845, 52614, 52772, 55611, 58460, 61790, 65965, 74148, 79158, 87690, 92685, 105228, 111222, 118737, 123580, 131535, 131930, 158316, 175380, 185370, 197895, 222444, 237474, 263070, 263860, 278055, 370740, 395790, 474948, 488141, 526140, 556110, 593685, 791580, 976282, 1112220, 1187370, 1464423, 1952564, 2374740, 2440705, 2928846, 4393269, 4881410, 5857692, 7322115, 8786538, 9762820, 14644230, 17573076, 21966345, 29288460, 43932690, 87865380]

約数ペア:

[(1, 87865380), (2, 43932690), (3, 29288460), (4, 21966345), (5, 17573076), (6, 14644230), (9, 9762820), (10, 8786538), (12, 7322115), (15, 5857692), (18, 4881410), (20, 4393269), (30, 2928846), (36, 2440705), (37, 2374740), (45, 1952564), (60, 1464423), (74, 1187370), (79, 1112220), (90, 976282), (111, 791580), (148, 593685), (158, 556110), (167, 526140), (180, 488141), (185, 474948), (222, 395790), (237, 370740), (316, 278055), (333, 263860), (334, 263070), (370, 237474), (395, 222444), (444, 197895), (474, 185370), (501, 175380), (555, 158316), (666, 131930), (668, 131535), (711, 123580), (740, 118737), (790, 111222), (835, 105228), (948, 92685), (1002, 87690), (1110, 79158), (1185, 74148), (1332, 65965), (1422, 61790), (1503, 58460), (1580, 55611), (1665, 52772), (1670, 52614), (2004, 43845), (2220, 39579), (2370, 37074), (2505, 35076), (2844, 30895), (2923, 30060), (3006, 29230), (3330, 26386), (3340, 26307), (3555, 24716), (4740, 18537), (5010, 17538), (5846, 15030), (6012, 14615), (6179, 14220), (6660, 13193), (7110, 12358), (7515, 11692), (8769, 10020)]