28332986580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{18451}}^1$

素因数の和:18934

約数の個数: 144

約数和(自身を含む): 90673128000

約数和(自身を除く): 62340141420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 449, 570, 684, 855, 898, 1140, 1347, 1710, 1796, 2245, 2694, 3420, 4041, 4490, 5388, 6735, 8082, 8531, 8980, 13470, 16164, 17062, 18451, 20205, 25593, 26940, 34124, 36902, 40410, 42655, 51186, 55353, 73804, 76779, 80820, 85310, 92255, 102372, 110706, 127965, 153558, 166059, 170620, 184510, 221412, 255930, 276765, 307116, 332118, 350569, 369020, 383895, 511860, 553530, 664236, 701138, 767790, 830295, 1051707, 1107060, 1402276, 1535580, 1660590, 1752845, 2103414, 3155121, 3321180, 3505690, 4206828, 5258535, 6310242, 7011380, 8284499, 10517070, 12620484, 15775605, 16568998, 21034140, 24853497, 31551210, 33137996, 41422495, 49706994, 63102420, 74560491, 82844990, 99413988, 124267485, 149120982, 157405481, 165689980, 248534970, 298241964, 314810962, 372802455, 472216443, 497069940, 629621924, 745604910, 787027405, 944432886, 1416649329, 1491209820, 1574054810, 1888865772, 2361082215, 2833298658, 3148109620, 4722164430, 5666597316, 7083246645, 9444328860, 14166493290, 28332986580]

約数ペア:

[(1, 28332986580), (2, 14166493290), (3, 9444328860), (4, 7083246645), (5, 5666597316), (6, 4722164430), (9, 3148109620), (10, 2833298658), (12, 2361082215), (15, 1888865772), (18, 1574054810), (19, 1491209820), (20, 1416649329), (30, 944432886), (36, 787027405), (38, 745604910), (45, 629621924), (57, 497069940), (60, 472216443), (76, 372802455), (90, 314810962), (95, 298241964), (114, 248534970), (171, 165689980), (180, 157405481), (190, 149120982), (228, 124267485), (285, 99413988), (342, 82844990), (380, 74560491), (449, 63102420), (570, 49706994), (684, 41422495), (855, 33137996), (898, 31551210), (1140, 24853497), (1347, 21034140), (1710, 16568998), (1796, 15775605), (2245, 12620484), (2694, 10517070), (3420, 8284499), (4041, 7011380), (4490, 6310242), (5388, 5258535), (6735, 4206828), (8082, 3505690), (8531, 3321180), (8980, 3155121), (13470, 2103414), (16164, 1752845), (17062, 1660590), (18451, 1535580), (20205, 1402276), (25593, 1107060), (26940, 1051707), (34124, 830295), (36902, 767790), (40410, 701138), (42655, 664236), (51186, 553530), (55353, 511860), (73804, 383895), (76779, 369020), (80820, 350569), (85310, 332118), (92255, 307116), (102372, 276765), (110706, 255930), (127965, 221412), (153558, 184510), (166059, 170620)]