281114820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2399}}^1$

素因数の和:2455

約数の個数: 192

約数和(自身を含む): 1032192000

約数和(自身を除く): 751077180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 620, 630, 651, 756, 837, 868, 930, 945, 1085, 1116, 1260, 1302, 1395, 1674, 1860, 1890, 1953, 2170, 2399, 2604, 2790, 3255, 3348, 3780, 3906, 4185, 4340, 4798, 5580, 5859, 6510, 7197, 7812, 8370, 9596, 9765, 11718, 11995, 13020, 14394, 16740, 16793, 19530, 21591, 23436, 23990, 28788, 29295, 33586, 35985, 39060, 43182, 47980, 50379, 58590, 64773, 67172, 71970, 74369, 83965, 86364, 100758, 107955, 117180, 129546, 143940, 148738, 151137, 167930, 201516, 215910, 223107, 251895, 259092, 297476, 302274, 323865, 335860, 371845, 431820, 446214, 453411, 503790, 520583, 604548, 647730, 669321, 743690, 755685, 892428, 906822, 1007580, 1041166, 1115535, 1295460, 1338642, 1487380, 1511370, 1561749, 1813644, 2007963, 2082332, 2231070, 2267055, 2602915, 2677284, 3022740, 3123498, 3346605, 4015926, 4462140, 4534110, 4685247, 5205830, 6246996, 6693210, 7808745, 8031852, 9068220, 9370494, 10039815, 10411660, 13386420, 14055741, 15617490, 18740988, 20079630, 23426235, 28111482, 31234980, 40159260, 46852470, 56222964, 70278705, 93704940, 140557410, 281114820]

約数ペア:

[(1, 281114820), (2, 140557410), (3, 93704940), (4, 70278705), (5, 56222964), (6, 46852470), (7, 40159260), (9, 31234980), (10, 28111482), (12, 23426235), (14, 20079630), (15, 18740988), (18, 15617490), (20, 14055741), (21, 13386420), (27, 10411660), (28, 10039815), (30, 9370494), (31, 9068220), (35, 8031852), (36, 7808745), (42, 6693210), (45, 6246996), (54, 5205830), (60, 4685247), (62, 4534110), (63, 4462140), (70, 4015926), (84, 3346605), (90, 3123498), (93, 3022740), (105, 2677284), (108, 2602915), (124, 2267055), (126, 2231070), (135, 2082332), (140, 2007963), (155, 1813644), (180, 1561749), (186, 1511370), (189, 1487380), (210, 1338642), (217, 1295460), (252, 1115535), (270, 1041166), (279, 1007580), (310, 906822), (315, 892428), (372, 755685), (378, 743690), (420, 669321), (434, 647730), (465, 604548), (540, 520583), (558, 503790), (620, 453411), (630, 446214), (651, 431820), (756, 371845), (837, 335860), (868, 323865), (930, 302274), (945, 297476), (1085, 259092), (1116, 251895), (1260, 223107), (1302, 215910), (1395, 201516), (1674, 167930), (1860, 151137), (1890, 148738), (1953, 143940), (2170, 129546), (2399, 117180), (2604, 107955), (2790, 100758), (3255, 86364), (3348, 83965), (3780, 74369), (3906, 71970), (4185, 67172), (4340, 64773), (4798, 58590), (5580, 50379), (5859, 47980), (6510, 43182), (7197, 39060), (7812, 35985), (8370, 33586), (9596, 29295), (9765, 28788), (11718, 23990), (11995, 23436), (13020, 21591), (14394, 19530), (16740, 16793)]