661655520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1487}}^1$

素因数の和:1614

約数の個数: 192

約数和(自身を含む): 2339850240

約数和(自身を除く): 1678194720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 103, 108, 120, 135, 144, 160, 180, 206, 216, 240, 270, 288, 309, 360, 412, 432, 480, 515, 540, 618, 720, 824, 864, 927, 1030, 1080, 1236, 1440, 1487, 1545, 1648, 1854, 2060, 2160, 2472, 2781, 2974, 3090, 3296, 3708, 4120, 4320, 4461, 4635, 4944, 5562, 5948, 6180, 7416, 7435, 8240, 8922, 9270, 9888, 11124, 11896, 12360, 13383, 13905, 14832, 14870, 16480, 17844, 18540, 22248, 22305, 23792, 24720, 26766, 27810, 29664, 29740, 35688, 37080, 40149, 44496, 44610, 47584, 49440, 53532, 55620, 59480, 66915, 71376, 74160, 80298, 88992, 89220, 107064, 111240, 118960, 133830, 142752, 148320, 153161, 160596, 178440, 200745, 214128, 222480, 237920, 267660, 306322, 321192, 356880, 401490, 428256, 444960, 459483, 535320, 612644, 642384, 713760, 765805, 802980, 918966, 1070640, 1225288, 1284768, 1378449, 1531610, 1605960, 1837932, 2141280, 2297415, 2450576, 2756898, 3063220, 3211920, 3675864, 4135347, 4594830, 4901152, 5513796, 6126440, 6423840, 6892245, 7351728, 8270694, 9189660, 11027592, 12252880, 13784490, 14703456, 16541388, 18379320, 20676735, 22055184, 24505760, 27568980, 33082776, 36758640, 41353470, 44110368, 55137960, 66165552, 73517280, 82706940, 110275920, 132331104, 165413880, 220551840, 330827760, 661655520]

約数ペア:

[(1, 661655520), (2, 330827760), (3, 220551840), (4, 165413880), (5, 132331104), (6, 110275920), (8, 82706940), (9, 73517280), (10, 66165552), (12, 55137960), (15, 44110368), (16, 41353470), (18, 36758640), (20, 33082776), (24, 27568980), (27, 24505760), (30, 22055184), (32, 20676735), (36, 18379320), (40, 16541388), (45, 14703456), (48, 13784490), (54, 12252880), (60, 11027592), (72, 9189660), (80, 8270694), (90, 7351728), (96, 6892245), (103, 6423840), (108, 6126440), (120, 5513796), (135, 4901152), (144, 4594830), (160, 4135347), (180, 3675864), (206, 3211920), (216, 3063220), (240, 2756898), (270, 2450576), (288, 2297415), (309, 2141280), (360, 1837932), (412, 1605960), (432, 1531610), (480, 1378449), (515, 1284768), (540, 1225288), (618, 1070640), (720, 918966), (824, 802980), (864, 765805), (927, 713760), (1030, 642384), (1080, 612644), (1236, 535320), (1440, 459483), (1487, 444960), (1545, 428256), (1648, 401490), (1854, 356880), (2060, 321192), (2160, 306322), (2472, 267660), (2781, 237920), (2974, 222480), (3090, 214128), (3296, 200745), (3708, 178440), (4120, 160596), (4320, 153161), (4461, 148320), (4635, 142752), (4944, 133830), (5562, 118960), (5948, 111240), (6180, 107064), (7416, 89220), (7435, 88992), (8240, 80298), (8922, 74160), (9270, 71376), (9888, 66915), (11124, 59480), (11896, 55620), (12360, 53532), (13383, 49440), (13905, 47584), (14832, 44610), (14870, 44496), (16480, 40149), (17844, 37080), (18540, 35688), (22248, 29740), (22305, 29664), (23792, 27810), (24720, 26766)]