18189386880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1353377}}^1$

素因数の和:1353406

約数の個数: 128

約数和(自身を含む): 66261386880

約数和(自身を除く): 48072000000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 1353377, 2706754, 4060131, 5413508, 6766885, 8120262, 9473639, 10827016, 13533770, 16240524, 18947278, 20300655, 21654032, 27067540, 28420917, 32481048, 37894556, 40601310, 43308064, 47368195, 54135080, 56841834, 64962096, 75789112, 81202620, 86616128, 94736390, 108270160, 113683668, 129924192, 142104585, 151578224, 162405240, 173232256, 189472780, 216540320, 227367336, 259848384, 284209170, 303156448, 324810480, 378945560, 433080640, 454734672, 519696768, 568418340, 606312896, 649620960, 757891120, 866161280, 909469344, 1136836680, 1212625792, 1299241920, 1515782240, 1818938688, 2273673360, 2598483840, 3031564480, 3637877376, 4547346720, 6063128960, 9094693440, 18189386880]

約数ペア:

[(1, 18189386880), (2, 9094693440), (3, 6063128960), (4, 4547346720), (5, 3637877376), (6, 3031564480), (7, 2598483840), (8, 2273673360), (10, 1818938688), (12, 1515782240), (14, 1299241920), (15, 1212625792), (16, 1136836680), (20, 909469344), (21, 866161280), (24, 757891120), (28, 649620960), (30, 606312896), (32, 568418340), (35, 519696768), (40, 454734672), (42, 433080640), (48, 378945560), (56, 324810480), (60, 303156448), (64, 284209170), (70, 259848384), (80, 227367336), (84, 216540320), (96, 189472780), (105, 173232256), (112, 162405240), (120, 151578224), (128, 142104585), (140, 129924192), (160, 113683668), (168, 108270160), (192, 94736390), (210, 86616128), (224, 81202620), (240, 75789112), (280, 64962096), (320, 56841834), (336, 54135080), (384, 47368195), (420, 43308064), (448, 40601310), (480, 37894556), (560, 32481048), (640, 28420917), (672, 27067540), (840, 21654032), (896, 20300655), (960, 18947278), (1120, 16240524), (1344, 13533770), (1680, 10827016), (1920, 9473639), (2240, 8120262), (2688, 6766885), (3360, 5413508), (4480, 4060131), (6720, 2706754), (13440, 1353377)]