18631709320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{17599}}^1$

素因数の和:17835

約数の個数: 128

約数和(自身を含む): 50688000000

約数和(自身を除く): 32056290680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 199, 266, 280, 380, 398, 532, 665, 760, 796, 995, 1064, 1330, 1393, 1592, 1990, 2660, 2786, 3781, 3980, 5320, 5572, 6965, 7562, 7960, 11144, 13930, 15124, 17599, 18905, 26467, 27860, 30248, 35198, 37810, 52934, 55720, 70396, 75620, 87995, 105868, 123193, 132335, 140792, 151240, 175990, 211736, 246386, 264670, 334381, 351980, 492772, 529340, 615965, 668762, 703960, 985544, 1058680, 1231930, 1337524, 1671905, 2340667, 2463860, 2675048, 3343810, 3502201, 4681334, 4927720, 6687620, 7004402, 9362668, 11703335, 13375240, 14008804, 17511005, 18725336, 23406670, 24515407, 28017608, 35022010, 46813340, 49030814, 66541819, 70044020, 93626680, 98061628, 122577035, 133083638, 140088040, 196123256, 245154070, 266167276, 332709095, 465792733, 490308140, 532334552, 665418190, 931585466, 980616280, 1330836380, 1863170932, 2328963665, 2661672760, 3726341864, 4657927330, 9315854660, 18631709320]

約数ペア:

[(1, 18631709320), (2, 9315854660), (4, 4657927330), (5, 3726341864), (7, 2661672760), (8, 2328963665), (10, 1863170932), (14, 1330836380), (19, 980616280), (20, 931585466), (28, 665418190), (35, 532334552), (38, 490308140), (40, 465792733), (56, 332709095), (70, 266167276), (76, 245154070), (95, 196123256), (133, 140088040), (140, 133083638), (152, 122577035), (190, 98061628), (199, 93626680), (266, 70044020), (280, 66541819), (380, 49030814), (398, 46813340), (532, 35022010), (665, 28017608), (760, 24515407), (796, 23406670), (995, 18725336), (1064, 17511005), (1330, 14008804), (1393, 13375240), (1592, 11703335), (1990, 9362668), (2660, 7004402), (2786, 6687620), (3781, 4927720), (3980, 4681334), (5320, 3502201), (5572, 3343810), (6965, 2675048), (7562, 2463860), (7960, 2340667), (11144, 1671905), (13930, 1337524), (15124, 1231930), (17599, 1058680), (18905, 985544), (26467, 703960), (27860, 668762), (30248, 615965), (35198, 529340), (37810, 492772), (52934, 351980), (55720, 334381), (70396, 264670), (75620, 246386), (87995, 211736), (105868, 175990), (123193, 151240), (132335, 140792)]