211309740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1187}}^1$

素因数の和:1268

約数の個数: 144

約数和(自身を含む): 684972288

約数和(自身を除く): 473662548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 43, 45, 46, 60, 69, 86, 90, 92, 115, 129, 138, 172, 180, 207, 215, 230, 258, 276, 345, 387, 414, 430, 460, 516, 645, 690, 774, 828, 860, 989, 1035, 1187, 1290, 1380, 1548, 1935, 1978, 2070, 2374, 2580, 2967, 3561, 3870, 3956, 4140, 4748, 4945, 5934, 5935, 7122, 7740, 8901, 9890, 10683, 11868, 11870, 14244, 14835, 17802, 17805, 19780, 21366, 23740, 27301, 29670, 35604, 35610, 42732, 44505, 51041, 53415, 54602, 59340, 71220, 81903, 89010, 102082, 106830, 109204, 136505, 153123, 163806, 178020, 204164, 213660, 245709, 255205, 273010, 306246, 327612, 409515, 459369, 491418, 510410, 546020, 612492, 765615, 819030, 918738, 982836, 1020820, 1173943, 1228545, 1531230, 1638060, 1837476, 2296845, 2347886, 2457090, 3062460, 3521829, 4593690, 4695772, 4914180, 5869715, 7043658, 9187380, 10565487, 11739430, 14087316, 17609145, 21130974, 23478860, 35218290, 42261948, 52827435, 70436580, 105654870, 211309740]

約数ペア:

[(1, 211309740), (2, 105654870), (3, 70436580), (4, 52827435), (5, 42261948), (6, 35218290), (9, 23478860), (10, 21130974), (12, 17609145), (15, 14087316), (18, 11739430), (20, 10565487), (23, 9187380), (30, 7043658), (36, 5869715), (43, 4914180), (45, 4695772), (46, 4593690), (60, 3521829), (69, 3062460), (86, 2457090), (90, 2347886), (92, 2296845), (115, 1837476), (129, 1638060), (138, 1531230), (172, 1228545), (180, 1173943), (207, 1020820), (215, 982836), (230, 918738), (258, 819030), (276, 765615), (345, 612492), (387, 546020), (414, 510410), (430, 491418), (460, 459369), (516, 409515), (645, 327612), (690, 306246), (774, 273010), (828, 255205), (860, 245709), (989, 213660), (1035, 204164), (1187, 178020), (1290, 163806), (1380, 153123), (1548, 136505), (1935, 109204), (1978, 106830), (2070, 102082), (2374, 89010), (2580, 81903), (2967, 71220), (3561, 59340), (3870, 54602), (3956, 53415), (4140, 51041), (4748, 44505), (4945, 42732), (5934, 35610), (5935, 35604), (7122, 29670), (7740, 27301), (8901, 23740), (9890, 21366), (10683, 19780), (11868, 17805), (11870, 17802), (14244, 14835)]