279401460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1170

約数の個数: 192

約数和(自身を含む): 939859200

約数和(自身を除く): 660457740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 19, 20, 26, 30, 34, 38, 39, 51, 52, 57, 60, 65, 68, 76, 78, 85, 95, 102, 114, 130, 156, 170, 190, 195, 204, 221, 228, 247, 255, 260, 285, 323, 340, 380, 390, 442, 494, 510, 570, 646, 663, 741, 780, 884, 969, 988, 1020, 1105, 1109, 1140, 1235, 1292, 1326, 1482, 1615, 1938, 2210, 2218, 2470, 2652, 2964, 3230, 3315, 3327, 3705, 3876, 4199, 4420, 4436, 4845, 4940, 5545, 6460, 6630, 6654, 7410, 8398, 9690, 11090, 12597, 13260, 13308, 14417, 14820, 16635, 16796, 18853, 19380, 20995, 21071, 22180, 25194, 28834, 33270, 37706, 41990, 42142, 43251, 50388, 56559, 57668, 62985, 63213, 66540, 72085, 75412, 83980, 84284, 86502, 94265, 105355, 113118, 125970, 126426, 144170, 173004, 188530, 210710, 216255, 226236, 245089, 251940, 252852, 273923, 282795, 288340, 316065, 358207, 377060, 421420, 432510, 490178, 547846, 565590, 632130, 716414, 735267, 821769, 865020, 980356, 1074621, 1095692, 1131180, 1225445, 1264260, 1369615, 1432828, 1470534, 1643538, 1791035, 2149242, 2450890, 2739230, 2941068, 3287076, 3582070, 3676335, 4108845, 4298484, 4656691, 4901780, 5373105, 5478460, 7164140, 7352670, 8217690, 9313382, 10746210, 13970073, 14705340, 16435380, 18626764, 21492420, 23283455, 27940146, 46566910, 55880292, 69850365, 93133820, 139700730, 279401460]

約数ペア:

[(1, 279401460), (2, 139700730), (3, 93133820), (4, 69850365), (5, 55880292), (6, 46566910), (10, 27940146), (12, 23283455), (13, 21492420), (15, 18626764), (17, 16435380), (19, 14705340), (20, 13970073), (26, 10746210), (30, 9313382), (34, 8217690), (38, 7352670), (39, 7164140), (51, 5478460), (52, 5373105), (57, 4901780), (60, 4656691), (65, 4298484), (68, 4108845), (76, 3676335), (78, 3582070), (85, 3287076), (95, 2941068), (102, 2739230), (114, 2450890), (130, 2149242), (156, 1791035), (170, 1643538), (190, 1470534), (195, 1432828), (204, 1369615), (221, 1264260), (228, 1225445), (247, 1131180), (255, 1095692), (260, 1074621), (285, 980356), (323, 865020), (340, 821769), (380, 735267), (390, 716414), (442, 632130), (494, 565590), (510, 547846), (570, 490178), (646, 432510), (663, 421420), (741, 377060), (780, 358207), (884, 316065), (969, 288340), (988, 282795), (1020, 273923), (1105, 252852), (1109, 251940), (1140, 245089), (1235, 226236), (1292, 216255), (1326, 210710), (1482, 188530), (1615, 173004), (1938, 144170), (2210, 126426), (2218, 125970), (2470, 113118), (2652, 105355), (2964, 94265), (3230, 86502), (3315, 84284), (3327, 83980), (3705, 75412), (3876, 72085), (4199, 66540), (4420, 63213), (4436, 62985), (4845, 57668), (4940, 56559), (5545, 50388), (6460, 43251), (6630, 42142), (6654, 41990), (7410, 37706), (8398, 33270), (9690, 28834), (11090, 25194), (12597, 22180), (13260, 21071), (13308, 20995), (14417, 19380), (14820, 18853), (16635, 16796)]