81804816

素因数分解:

$2^4\times 3^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 200

約数和(自身を含む): 259269120

約数和(自身を除く): 177464304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 47, 48, 51, 54, 68, 72, 79, 81, 94, 102, 108, 136, 141, 144, 153, 158, 162, 188, 204, 216, 237, 272, 282, 306, 316, 324, 376, 408, 423, 432, 459, 474, 564, 612, 632, 648, 711, 752, 799, 816, 846, 918, 948, 1128, 1224, 1264, 1269, 1296, 1343, 1377, 1422, 1598, 1692, 1836, 1896, 2133, 2256, 2397, 2448, 2538, 2686, 2754, 2844, 3196, 3384, 3672, 3713, 3792, 3807, 4029, 4266, 4794, 5076, 5372, 5508, 5688, 6392, 6399, 6768, 7191, 7344, 7426, 7614, 8058, 8532, 9588, 10152, 10744, 11016, 11139, 11376, 12087, 12784, 12798, 14382, 14852, 15228, 16116, 17064, 19176, 20304, 21488, 21573, 22032, 22278, 24174, 25596, 28764, 29704, 30456, 32232, 33417, 34128, 36261, 38352, 43146, 44556, 48348, 51192, 57528, 59408, 60912, 63121, 64464, 64719, 66834, 72522, 86292, 89112, 96696, 100251, 102384, 108783, 115056, 126242, 129438, 133668, 145044, 172584, 178224, 189363, 193392, 200502, 217566, 252484, 258876, 267336, 290088, 300753, 345168, 378726, 401004, 435132, 504968, 517752, 534672, 568089, 580176, 601506, 757452, 802008, 870264, 1009936, 1035504, 1136178, 1203012, 1514904, 1604016, 1704267, 1740528, 2272356, 2406024, 3029808, 3408534, 4544712, 4812048, 5112801, 6817068, 9089424, 10225602, 13634136, 20451204, 27268272, 40902408, 81804816]

約数ペア:

[(1, 81804816), (2, 40902408), (3, 27268272), (4, 20451204), (6, 13634136), (8, 10225602), (9, 9089424), (12, 6817068), (16, 5112801), (17, 4812048), (18, 4544712), (24, 3408534), (27, 3029808), (34, 2406024), (36, 2272356), (47, 1740528), (48, 1704267), (51, 1604016), (54, 1514904), (68, 1203012), (72, 1136178), (79, 1035504), (81, 1009936), (94, 870264), (102, 802008), (108, 757452), (136, 601506), (141, 580176), (144, 568089), (153, 534672), (158, 517752), (162, 504968), (188, 435132), (204, 401004), (216, 378726), (237, 345168), (272, 300753), (282, 290088), (306, 267336), (316, 258876), (324, 252484), (376, 217566), (408, 200502), (423, 193392), (432, 189363), (459, 178224), (474, 172584), (564, 145044), (612, 133668), (632, 129438), (648, 126242), (711, 115056), (752, 108783), (799, 102384), (816, 100251), (846, 96696), (918, 89112), (948, 86292), (1128, 72522), (1224, 66834), (1264, 64719), (1269, 64464), (1296, 63121), (1343, 60912), (1377, 59408), (1422, 57528), (1598, 51192), (1692, 48348), (1836, 44556), (1896, 43146), (2133, 38352), (2256, 36261), (2397, 34128), (2448, 33417), (2538, 32232), (2686, 30456), (2754, 29704), (2844, 28764), (3196, 25596), (3384, 24174), (3672, 22278), (3713, 22032), (3792, 21573), (3807, 21488), (4029, 20304), (4266, 19176), (4794, 17064), (5076, 16116), (5372, 15228), (5508, 14852), (5688, 14382), (6392, 12798), (6399, 12784), (6768, 12087), (7191, 11376), (7344, 11139), (7426, 11016), (7614, 10744), (8058, 10152), (8532, 9588)]