40984020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2957}}^1$

素因数の和:2990

約数の個数: 144

約数和(自身を含む): 155046528

約数和(自身を除く): 114062508

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 2957, 3465, 4620, 5914, 6930, 8871, 11828, 13860, 14785, 17742, 20699, 26613, 29570, 32527, 35484, 41398, 44355, 53226, 59140, 62097, 65054, 82796, 88710, 97581, 103495, 106452, 124194, 130108, 133065, 162635, 177420, 186291, 195162, 206990, 227689, 248388, 266130, 292743, 310485, 325270, 372582, 390324, 413980, 455378, 487905, 532260, 585486, 620970, 650540, 683067, 745164, 910756, 931455, 975810, 1138445, 1170972, 1241940, 1366134, 1463715, 1862910, 1951620, 2049201, 2276890, 2732268, 2927430, 3415335, 3725820, 4098402, 4553780, 5854860, 6830670, 8196804, 10246005, 13661340, 20492010, 40984020]

約数ペア:

[(1, 40984020), (2, 20492010), (3, 13661340), (4, 10246005), (5, 8196804), (6, 6830670), (7, 5854860), (9, 4553780), (10, 4098402), (11, 3725820), (12, 3415335), (14, 2927430), (15, 2732268), (18, 2276890), (20, 2049201), (21, 1951620), (22, 1862910), (28, 1463715), (30, 1366134), (33, 1241940), (35, 1170972), (36, 1138445), (42, 975810), (44, 931455), (45, 910756), (55, 745164), (60, 683067), (63, 650540), (66, 620970), (70, 585486), (77, 532260), (84, 487905), (90, 455378), (99, 413980), (105, 390324), (110, 372582), (126, 325270), (132, 310485), (140, 292743), (154, 266130), (165, 248388), (180, 227689), (198, 206990), (210, 195162), (220, 186291), (231, 177420), (252, 162635), (308, 133065), (315, 130108), (330, 124194), (385, 106452), (396, 103495), (420, 97581), (462, 88710), (495, 82796), (630, 65054), (660, 62097), (693, 59140), (770, 53226), (924, 44355), (990, 41398), (1155, 35484), (1260, 32527), (1386, 29570), (1540, 26613), (1980, 20699), (2310, 17742), (2772, 14785), (2957, 13860), (3465, 11828), (4620, 8871), (5914, 6930)]