155981640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 517924800

約数和(自身を除く): 361943160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 43, 57, 60, 74, 76, 86, 95, 111, 114, 120, 129, 148, 152, 172, 185, 190, 215, 222, 228, 258, 285, 296, 344, 370, 380, 430, 444, 456, 516, 555, 570, 645, 703, 740, 760, 817, 860, 888, 1032, 1110, 1140, 1290, 1406, 1480, 1591, 1634, 1720, 1849, 2109, 2220, 2280, 2451, 2580, 2812, 3182, 3268, 3515, 3698, 4085, 4218, 4440, 4773, 4902, 5160, 5547, 5624, 6364, 6536, 7030, 7396, 7955, 8170, 8436, 9245, 9546, 9804, 10545, 11094, 12255, 12728, 14060, 14792, 15910, 16340, 16872, 18490, 19092, 19608, 21090, 22188, 23865, 24510, 27735, 28120, 30229, 31820, 32680, 35131, 36980, 38184, 42180, 44376, 47730, 49020, 55470, 60458, 63640, 68413, 70262, 73960, 84360, 90687, 95460, 98040, 105393, 110940, 120916, 136826, 140524, 151145, 175655, 181374, 190920, 205239, 210786, 221880, 241832, 273652, 281048, 302290, 342065, 351310, 362748, 410478, 421572, 453435, 526965, 547304, 604580, 684130, 702620, 725496, 820956, 843144, 906870, 1026195, 1053930, 1209160, 1299847, 1368260, 1405240, 1641912, 1813740, 2052390, 2107860, 2599694, 2736520, 3627480, 3899541, 4104780, 4215720, 5199388, 6499235, 7799082, 8209560, 10398776, 12998470, 15598164, 19497705, 25996940, 31196328, 38995410, 51993880, 77990820, 155981640]

約数ペア:

[(1, 155981640), (2, 77990820), (3, 51993880), (4, 38995410), (5, 31196328), (6, 25996940), (8, 19497705), (10, 15598164), (12, 12998470), (15, 10398776), (19, 8209560), (20, 7799082), (24, 6499235), (30, 5199388), (37, 4215720), (38, 4104780), (40, 3899541), (43, 3627480), (57, 2736520), (60, 2599694), (74, 2107860), (76, 2052390), (86, 1813740), (95, 1641912), (111, 1405240), (114, 1368260), (120, 1299847), (129, 1209160), (148, 1053930), (152, 1026195), (172, 906870), (185, 843144), (190, 820956), (215, 725496), (222, 702620), (228, 684130), (258, 604580), (285, 547304), (296, 526965), (344, 453435), (370, 421572), (380, 410478), (430, 362748), (444, 351310), (456, 342065), (516, 302290), (555, 281048), (570, 273652), (645, 241832), (703, 221880), (740, 210786), (760, 205239), (817, 190920), (860, 181374), (888, 175655), (1032, 151145), (1110, 140524), (1140, 136826), (1290, 120916), (1406, 110940), (1480, 105393), (1591, 98040), (1634, 95460), (1720, 90687), (1849, 84360), (2109, 73960), (2220, 70262), (2280, 68413), (2451, 63640), (2580, 60458), (2812, 55470), (3182, 49020), (3268, 47730), (3515, 44376), (3698, 42180), (4085, 38184), (4218, 36980), (4440, 35131), (4773, 32680), (4902, 31820), (5160, 30229), (5547, 28120), (5624, 27735), (6364, 24510), (6536, 23865), (7030, 22188), (7396, 21090), (7955, 19608), (8170, 19092), (8436, 18490), (9245, 16872), (9546, 16340), (9804, 15910), (10545, 14792), (11094, 14060), (12255, 12728)]