68221680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:783

約数の個数: 160

約数和(自身を含む): 233985024

約数和(自身を除く): 165763344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 34, 40, 46, 48, 51, 60, 68, 69, 80, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 240, 255, 272, 276, 340, 345, 368, 391, 408, 460, 510, 552, 680, 690, 727, 782, 816, 920, 1020, 1104, 1173, 1360, 1380, 1454, 1564, 1840, 1955, 2040, 2181, 2346, 2760, 2908, 3128, 3635, 3910, 4080, 4362, 4692, 5520, 5816, 5865, 6256, 7270, 7820, 8724, 9384, 10905, 11632, 11730, 12359, 14540, 15640, 16721, 17448, 18768, 21810, 23460, 24718, 29080, 31280, 33442, 34896, 37077, 43620, 46920, 49436, 50163, 58160, 61795, 66884, 74154, 83605, 87240, 93840, 98872, 100326, 123590, 133768, 148308, 167210, 174480, 185385, 197744, 200652, 247180, 250815, 267536, 284257, 296616, 334420, 370770, 401304, 494360, 501630, 568514, 593232, 668840, 741540, 802608, 852771, 988720, 1003260, 1137028, 1337680, 1421285, 1483080, 1705542, 2006520, 2274056, 2842570, 2966160, 3411084, 4013040, 4263855, 4548112, 5685140, 6822168, 8527710, 11370280, 13644336, 17055420, 22740560, 34110840, 68221680]

約数ペア:

[(1, 68221680), (2, 34110840), (3, 22740560), (4, 17055420), (5, 13644336), (6, 11370280), (8, 8527710), (10, 6822168), (12, 5685140), (15, 4548112), (16, 4263855), (17, 4013040), (20, 3411084), (23, 2966160), (24, 2842570), (30, 2274056), (34, 2006520), (40, 1705542), (46, 1483080), (48, 1421285), (51, 1337680), (60, 1137028), (68, 1003260), (69, 988720), (80, 852771), (85, 802608), (92, 741540), (102, 668840), (115, 593232), (120, 568514), (136, 501630), (138, 494360), (170, 401304), (184, 370770), (204, 334420), (230, 296616), (240, 284257), (255, 267536), (272, 250815), (276, 247180), (340, 200652), (345, 197744), (368, 185385), (391, 174480), (408, 167210), (460, 148308), (510, 133768), (552, 123590), (680, 100326), (690, 98872), (727, 93840), (782, 87240), (816, 83605), (920, 74154), (1020, 66884), (1104, 61795), (1173, 58160), (1360, 50163), (1380, 49436), (1454, 46920), (1564, 43620), (1840, 37077), (1955, 34896), (2040, 33442), (2181, 31280), (2346, 29080), (2760, 24718), (2908, 23460), (3128, 21810), (3635, 18768), (3910, 17448), (4080, 16721), (4362, 15640), (4692, 14540), (5520, 12359), (5816, 11730), (5865, 11632), (6256, 10905), (7270, 9384), (7820, 8724)]