1279219920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{2707}}^1$

素因数の和:2913

約数の個数: 160

約数和(自身を含む): 4351864320

約数和(自身を除く): 3072644400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 179, 220, 240, 264, 330, 358, 440, 528, 537, 660, 716, 880, 895, 1074, 1320, 1432, 1790, 1969, 2148, 2640, 2685, 2707, 2864, 3580, 3938, 4296, 5370, 5414, 5907, 7160, 7876, 8121, 8592, 9845, 10740, 10828, 11814, 13535, 14320, 15752, 16242, 19690, 21480, 21656, 23628, 27070, 29535, 29777, 31504, 32484, 39380, 40605, 42960, 43312, 47256, 54140, 59070, 59554, 64968, 78760, 81210, 89331, 94512, 108280, 118140, 119108, 129936, 148885, 157520, 162420, 178662, 216560, 236280, 238216, 297770, 324840, 357324, 446655, 472560, 476432, 484553, 595540, 649680, 714648, 893310, 969106, 1191080, 1429296, 1453659, 1786620, 1938212, 2382160, 2422765, 2907318, 3573240, 3876424, 4845530, 5330083, 5814636, 7146480, 7268295, 7752848, 9691060, 10660166, 11629272, 14536590, 15990249, 19382120, 21320332, 23258544, 26650415, 29073180, 31980498, 38764240, 42640664, 53300830, 58146360, 63960996, 79951245, 85281328, 106601660, 116292720, 127921992, 159902490, 213203320, 255843984, 319804980, 426406640, 639609960, 1279219920]

約数ペア:

[(1, 1279219920), (2, 639609960), (3, 426406640), (4, 319804980), (5, 255843984), (6, 213203320), (8, 159902490), (10, 127921992), (11, 116292720), (12, 106601660), (15, 85281328), (16, 79951245), (20, 63960996), (22, 58146360), (24, 53300830), (30, 42640664), (33, 38764240), (40, 31980498), (44, 29073180), (48, 26650415), (55, 23258544), (60, 21320332), (66, 19382120), (80, 15990249), (88, 14536590), (110, 11629272), (120, 10660166), (132, 9691060), (165, 7752848), (176, 7268295), (179, 7146480), (220, 5814636), (240, 5330083), (264, 4845530), (330, 3876424), (358, 3573240), (440, 2907318), (528, 2422765), (537, 2382160), (660, 1938212), (716, 1786620), (880, 1453659), (895, 1429296), (1074, 1191080), (1320, 969106), (1432, 893310), (1790, 714648), (1969, 649680), (2148, 595540), (2640, 484553), (2685, 476432), (2707, 472560), (2864, 446655), (3580, 357324), (3938, 324840), (4296, 297770), (5370, 238216), (5414, 236280), (5907, 216560), (7160, 178662), (7876, 162420), (8121, 157520), (8592, 148885), (9845, 129936), (10740, 119108), (10828, 118140), (11814, 108280), (13535, 94512), (14320, 89331), (15752, 81210), (16242, 78760), (19690, 64968), (21480, 59554), (21656, 59070), (23628, 54140), (27070, 47256), (29535, 43312), (29777, 42960), (31504, 40605), (32484, 39380)]