28941120

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773}}^1$

素因数の和:809

約数の個数: 168

約数和(自身を含む): 107341416

約数和(自身を除く): 78400296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 390, 416, 468, 480, 520, 576, 585, 624, 720, 773, 780, 832, 936, 960, 1040, 1170, 1248, 1440, 1546, 1560, 1872, 2080, 2319, 2340, 2496, 2880, 3092, 3120, 3744, 3865, 4160, 4638, 4680, 6184, 6240, 6957, 7488, 7730, 9276, 9360, 10049, 11595, 12368, 12480, 13914, 15460, 18552, 18720, 20098, 23190, 24736, 27828, 30147, 30920, 34785, 37104, 37440, 40196, 46380, 49472, 50245, 55656, 60294, 61840, 69570, 74208, 80392, 90441, 92760, 100490, 111312, 120588, 123680, 139140, 148416, 150735, 160784, 180882, 185520, 200980, 222624, 241176, 247360, 278280, 301470, 321568, 361764, 371040, 401960, 445248, 452205, 482352, 556560, 602940, 643136, 723528, 742080, 803920, 904410, 964704, 1113120, 1205880, 1447056, 1607840, 1808820, 1929408, 2226240, 2411760, 2894112, 3215680, 3617640, 4823520, 5788224, 7235280, 9647040, 14470560, 28941120]

約数ペア:

[(1, 28941120), (2, 14470560), (3, 9647040), (4, 7235280), (5, 5788224), (6, 4823520), (8, 3617640), (9, 3215680), (10, 2894112), (12, 2411760), (13, 2226240), (15, 1929408), (16, 1808820), (18, 1607840), (20, 1447056), (24, 1205880), (26, 1113120), (30, 964704), (32, 904410), (36, 803920), (39, 742080), (40, 723528), (45, 643136), (48, 602940), (52, 556560), (60, 482352), (64, 452205), (65, 445248), (72, 401960), (78, 371040), (80, 361764), (90, 321568), (96, 301470), (104, 278280), (117, 247360), (120, 241176), (130, 222624), (144, 200980), (156, 185520), (160, 180882), (180, 160784), (192, 150735), (195, 148416), (208, 139140), (234, 123680), (240, 120588), (260, 111312), (288, 100490), (312, 92760), (320, 90441), (360, 80392), (390, 74208), (416, 69570), (468, 61840), (480, 60294), (520, 55656), (576, 50245), (585, 49472), (624, 46380), (720, 40196), (773, 37440), (780, 37104), (832, 34785), (936, 30920), (960, 30147), (1040, 27828), (1170, 24736), (1248, 23190), (1440, 20098), (1546, 18720), (1560, 18552), (1872, 15460), (2080, 13914), (2319, 12480), (2340, 12368), (2496, 11595), (2880, 10049), (3092, 9360), (3120, 9276), (3744, 7730), (3865, 7488), (4160, 6957), (4638, 6240), (4680, 6184)]