71291220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1230

約数の個数: 192

約数和(自身を含む): 268240896

約数和(自身を除く): 196949676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 105, 110, 130, 132, 140, 143, 154, 156, 165, 182, 195, 210, 220, 231, 260, 273, 286, 308, 330, 364, 385, 390, 420, 429, 455, 462, 546, 572, 660, 715, 770, 780, 858, 910, 924, 1001, 1092, 1155, 1187, 1365, 1430, 1540, 1716, 1820, 2002, 2145, 2310, 2374, 2730, 2860, 3003, 3561, 4004, 4290, 4620, 4748, 5005, 5460, 5935, 6006, 7122, 8309, 8580, 10010, 11870, 12012, 13057, 14244, 15015, 15431, 16618, 17805, 20020, 23740, 24927, 26114, 30030, 30862, 33236, 35610, 39171, 41545, 46293, 49854, 52228, 60060, 61724, 65285, 71220, 77155, 78342, 83090, 91399, 92586, 99708, 108017, 124635, 130570, 154310, 156684, 166180, 169741, 182798, 185172, 195855, 216034, 231465, 249270, 261140, 274197, 308620, 324051, 339482, 365596, 391710, 432068, 456995, 462930, 498540, 509223, 540085, 548394, 648102, 678964, 783420, 848705, 913990, 925860, 1018446, 1080170, 1096788, 1188187, 1296204, 1370985, 1620255, 1697410, 1827980, 2036892, 2160340, 2376374, 2546115, 2741970, 3240510, 3394820, 3564561, 4752748, 5092230, 5483940, 5940935, 6481020, 7129122, 10184460, 11881870, 14258244, 17822805, 23763740, 35645610, 71291220]

約数ペア:

[(1, 71291220), (2, 35645610), (3, 23763740), (4, 17822805), (5, 14258244), (6, 11881870), (7, 10184460), (10, 7129122), (11, 6481020), (12, 5940935), (13, 5483940), (14, 5092230), (15, 4752748), (20, 3564561), (21, 3394820), (22, 3240510), (26, 2741970), (28, 2546115), (30, 2376374), (33, 2160340), (35, 2036892), (39, 1827980), (42, 1697410), (44, 1620255), (52, 1370985), (55, 1296204), (60, 1188187), (65, 1096788), (66, 1080170), (70, 1018446), (77, 925860), (78, 913990), (84, 848705), (91, 783420), (105, 678964), (110, 648102), (130, 548394), (132, 540085), (140, 509223), (143, 498540), (154, 462930), (156, 456995), (165, 432068), (182, 391710), (195, 365596), (210, 339482), (220, 324051), (231, 308620), (260, 274197), (273, 261140), (286, 249270), (308, 231465), (330, 216034), (364, 195855), (385, 185172), (390, 182798), (420, 169741), (429, 166180), (455, 156684), (462, 154310), (546, 130570), (572, 124635), (660, 108017), (715, 99708), (770, 92586), (780, 91399), (858, 83090), (910, 78342), (924, 77155), (1001, 71220), (1092, 65285), (1155, 61724), (1187, 60060), (1365, 52228), (1430, 49854), (1540, 46293), (1716, 41545), (1820, 39171), (2002, 35610), (2145, 33236), (2310, 30862), (2374, 30030), (2730, 26114), (2860, 24927), (3003, 23740), (3561, 20020), (4004, 17805), (4290, 16618), (4620, 15431), (4748, 15015), (5005, 14244), (5460, 13057), (5935, 12012), (6006, 11870), (7122, 10010), (8309, 8580)]