20472300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 162

約数和(自身を含む): 68640572

約数和(自身を除く): 48168272

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 30, 36, 43, 45, 46, 50, 60, 69, 75, 86, 90, 92, 100, 115, 129, 138, 150, 172, 180, 207, 215, 225, 230, 258, 276, 300, 345, 387, 414, 430, 450, 460, 516, 529, 575, 645, 690, 774, 828, 860, 900, 989, 1035, 1058, 1075, 1150, 1290, 1380, 1548, 1587, 1725, 1935, 1978, 2070, 2116, 2150, 2300, 2580, 2645, 2967, 3174, 3225, 3450, 3870, 3956, 4140, 4300, 4761, 4945, 5175, 5290, 5934, 6348, 6450, 6900, 7740, 7935, 8901, 9522, 9675, 9890, 10350, 10580, 11868, 12900, 13225, 14835, 15870, 17802, 19044, 19350, 19780, 20700, 22747, 23805, 24725, 26450, 29670, 31740, 35604, 38700, 39675, 44505, 45494, 47610, 49450, 52900, 59340, 68241, 74175, 79350, 89010, 90988, 95220, 98900, 113735, 119025, 136482, 148350, 158700, 178020, 204723, 222525, 227470, 238050, 272964, 296700, 341205, 409446, 445050, 454940, 476100, 568675, 682410, 818892, 890100, 1023615, 1137350, 1364820, 1706025, 2047230, 2274700, 3412050, 4094460, 5118075, 6824100, 10236150, 20472300]

約数ペア:

[(1, 20472300), (2, 10236150), (3, 6824100), (4, 5118075), (5, 4094460), (6, 3412050), (9, 2274700), (10, 2047230), (12, 1706025), (15, 1364820), (18, 1137350), (20, 1023615), (23, 890100), (25, 818892), (30, 682410), (36, 568675), (43, 476100), (45, 454940), (46, 445050), (50, 409446), (60, 341205), (69, 296700), (75, 272964), (86, 238050), (90, 227470), (92, 222525), (100, 204723), (115, 178020), (129, 158700), (138, 148350), (150, 136482), (172, 119025), (180, 113735), (207, 98900), (215, 95220), (225, 90988), (230, 89010), (258, 79350), (276, 74175), (300, 68241), (345, 59340), (387, 52900), (414, 49450), (430, 47610), (450, 45494), (460, 44505), (516, 39675), (529, 38700), (575, 35604), (645, 31740), (690, 29670), (774, 26450), (828, 24725), (860, 23805), (900, 22747), (989, 20700), (1035, 19780), (1058, 19350), (1075, 19044), (1150, 17802), (1290, 15870), (1380, 14835), (1548, 13225), (1587, 12900), (1725, 11868), (1935, 10580), (1978, 10350), (2070, 9890), (2116, 9675), (2150, 9522), (2300, 8901), (2580, 7935), (2645, 7740), (2967, 6900), (3174, 6450), (3225, 6348), (3450, 5934), (3870, 5290), (3956, 5175), (4140, 4945), (4300, 4761)]