7902180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 28252224

約数和(自身を除く): 20350044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 307, 330, 390, 396, 429, 468, 495, 572, 585, 614, 660, 715, 780, 858, 921, 990, 1170, 1228, 1287, 1430, 1535, 1716, 1842, 1980, 2145, 2340, 2574, 2763, 2860, 3070, 3377, 3684, 3991, 4290, 4605, 5148, 5526, 6140, 6435, 6754, 7982, 8580, 9210, 10131, 11052, 11973, 12870, 13508, 13815, 15964, 16885, 18420, 19955, 20262, 23946, 25740, 27630, 30393, 33770, 35919, 39910, 40524, 43901, 47892, 50655, 55260, 59865, 60786, 67540, 71838, 79820, 87802, 101310, 119730, 121572, 131703, 143676, 151965, 175604, 179595, 202620, 219505, 239460, 263406, 303930, 359190, 395109, 439010, 526812, 607860, 658515, 718380, 790218, 878020, 1317030, 1580436, 1975545, 2634060, 3951090, 7902180]

約数ペア:

[(1, 7902180), (2, 3951090), (3, 2634060), (4, 1975545), (5, 1580436), (6, 1317030), (9, 878020), (10, 790218), (11, 718380), (12, 658515), (13, 607860), (15, 526812), (18, 439010), (20, 395109), (22, 359190), (26, 303930), (30, 263406), (33, 239460), (36, 219505), (39, 202620), (44, 179595), (45, 175604), (52, 151965), (55, 143676), (60, 131703), (65, 121572), (66, 119730), (78, 101310), (90, 87802), (99, 79820), (110, 71838), (117, 67540), (130, 60786), (132, 59865), (143, 55260), (156, 50655), (165, 47892), (180, 43901), (195, 40524), (198, 39910), (220, 35919), (234, 33770), (260, 30393), (286, 27630), (307, 25740), (330, 23946), (390, 20262), (396, 19955), (429, 18420), (468, 16885), (495, 15964), (572, 13815), (585, 13508), (614, 12870), (660, 11973), (715, 11052), (780, 10131), (858, 9210), (921, 8580), (990, 7982), (1170, 6754), (1228, 6435), (1287, 6140), (1430, 5526), (1535, 5148), (1716, 4605), (1842, 4290), (1980, 3991), (2145, 3684), (2340, 3377), (2574, 3070), (2763, 2860)]