72173088

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:587

約数の個数: 144

約数和(自身を含む): 227439576

約数和(自身を除く): 155266488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 37, 39, 48, 52, 72, 74, 78, 96, 104, 111, 117, 144, 148, 156, 208, 222, 234, 288, 296, 312, 333, 416, 444, 468, 481, 521, 592, 624, 666, 888, 936, 962, 1042, 1184, 1248, 1332, 1443, 1563, 1776, 1872, 1924, 2084, 2664, 2886, 3126, 3552, 3744, 3848, 4168, 4329, 4689, 5328, 5772, 6252, 6773, 7696, 8336, 8658, 9378, 10656, 11544, 12504, 13546, 15392, 16672, 17316, 18756, 19277, 20319, 23088, 25008, 27092, 34632, 37512, 38554, 40638, 46176, 50016, 54184, 57831, 60957, 69264, 75024, 77108, 81276, 108368, 115662, 121914, 138528, 150048, 154216, 162552, 173493, 216736, 231324, 243828, 250601, 308432, 325104, 346986, 462648, 487656, 501202, 616864, 650208, 693972, 751803, 925296, 975312, 1002404, 1387944, 1503606, 1850592, 1950624, 2004808, 2255409, 2775888, 3007212, 4009616, 4510818, 5551776, 6014424, 8019232, 9021636, 12028848, 18043272, 24057696, 36086544, 72173088]

約数ペア:

[(1, 72173088), (2, 36086544), (3, 24057696), (4, 18043272), (6, 12028848), (8, 9021636), (9, 8019232), (12, 6014424), (13, 5551776), (16, 4510818), (18, 4009616), (24, 3007212), (26, 2775888), (32, 2255409), (36, 2004808), (37, 1950624), (39, 1850592), (48, 1503606), (52, 1387944), (72, 1002404), (74, 975312), (78, 925296), (96, 751803), (104, 693972), (111, 650208), (117, 616864), (144, 501202), (148, 487656), (156, 462648), (208, 346986), (222, 325104), (234, 308432), (288, 250601), (296, 243828), (312, 231324), (333, 216736), (416, 173493), (444, 162552), (468, 154216), (481, 150048), (521, 138528), (592, 121914), (624, 115662), (666, 108368), (888, 81276), (936, 77108), (962, 75024), (1042, 69264), (1184, 60957), (1248, 57831), (1332, 54184), (1443, 50016), (1563, 46176), (1776, 40638), (1872, 38554), (1924, 37512), (2084, 34632), (2664, 27092), (2886, 25008), (3126, 23088), (3552, 20319), (3744, 19277), (3848, 18756), (4168, 17316), (4329, 16672), (4689, 15392), (5328, 13546), (5772, 12504), (6252, 11544), (6773, 10656), (7696, 9378), (8336, 8658)]