206921520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7369}}^1$

素因数の和:7404

約数の個数: 160

約数和(自身を含む): 767659200

約数和(自身を除く): 560737680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2160, 2340, 2808, 3120, 3510, 4680, 5616, 7020, 7369, 9360, 14040, 14738, 22107, 28080, 29476, 36845, 44214, 58952, 66321, 73690, 88428, 95797, 110535, 117904, 132642, 147380, 176856, 191594, 198963, 221070, 265284, 287391, 294760, 331605, 353712, 383188, 397926, 442140, 478985, 530568, 574782, 589520, 663210, 766376, 795852, 862173, 884280, 957970, 994815, 1061136, 1149564, 1326420, 1436955, 1532752, 1591704, 1724346, 1768560, 1915940, 1989630, 2299128, 2586519, 2652840, 2873910, 3183408, 3448692, 3831880, 3979260, 4310865, 4598256, 5173038, 5305680, 5747820, 6897384, 7663760, 7958520, 8621730, 10346076, 11495640, 12932595, 13794768, 15917040, 17243460, 20692152, 22991280, 25865190, 34486920, 41384304, 51730380, 68973840, 103460760, 206921520]

約数ペア:

[(1, 206921520), (2, 103460760), (3, 68973840), (4, 51730380), (5, 41384304), (6, 34486920), (8, 25865190), (9, 22991280), (10, 20692152), (12, 17243460), (13, 15917040), (15, 13794768), (16, 12932595), (18, 11495640), (20, 10346076), (24, 8621730), (26, 7958520), (27, 7663760), (30, 6897384), (36, 5747820), (39, 5305680), (40, 5173038), (45, 4598256), (48, 4310865), (52, 3979260), (54, 3831880), (60, 3448692), (65, 3183408), (72, 2873910), (78, 2652840), (80, 2586519), (90, 2299128), (104, 1989630), (108, 1915940), (117, 1768560), (120, 1724346), (130, 1591704), (135, 1532752), (144, 1436955), (156, 1326420), (180, 1149564), (195, 1061136), (208, 994815), (216, 957970), (234, 884280), (240, 862173), (260, 795852), (270, 766376), (312, 663210), (351, 589520), (360, 574782), (390, 530568), (432, 478985), (468, 442140), (520, 397926), (540, 383188), (585, 353712), (624, 331605), (702, 294760), (720, 287391), (780, 265284), (936, 221070), (1040, 198963), (1080, 191594), (1170, 176856), (1404, 147380), (1560, 132642), (1755, 117904), (1872, 110535), (2160, 95797), (2340, 88428), (2808, 73690), (3120, 66321), (3510, 58952), (4680, 44214), (5616, 36845), (7020, 29476), (7369, 28080), (9360, 22107), (14040, 14738)]