73438560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3923}}^1$

素因数の和:3957

約数の個数: 144

約数和(自身を含む): 269955504

約数和(自身を除く): 196516944

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, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 3923, 4680, 6240, 7846, 9360, 11769, 15692, 18720, 19615, 23538, 31384, 35307, 39230, 47076, 50999, 58845, 62768, 70614, 78460, 94152, 101998, 117690, 125536, 141228, 152997, 156920, 176535, 188304, 203996, 235380, 254995, 282456, 305994, 313840, 353070, 376608, 407992, 458991, 470760, 509990, 564912, 611988, 627680, 706140, 764985, 815984, 917982, 941520, 1019980, 1129824, 1223976, 1412280, 1529970, 1631968, 1835964, 1883040, 2039960, 2294955, 2447952, 2824560, 3059940, 3671928, 4079920, 4589910, 4895904, 5649120, 6119880, 7343856, 8159840, 9179820, 12239760, 14687712, 18359640, 24479520, 36719280, 73438560]

約数ペア:

[(1, 73438560), (2, 36719280), (3, 24479520), (4, 18359640), (5, 14687712), (6, 12239760), (8, 9179820), (9, 8159840), (10, 7343856), (12, 6119880), (13, 5649120), (15, 4895904), (16, 4589910), (18, 4079920), (20, 3671928), (24, 3059940), (26, 2824560), (30, 2447952), (32, 2294955), (36, 2039960), (39, 1883040), (40, 1835964), (45, 1631968), (48, 1529970), (52, 1412280), (60, 1223976), (65, 1129824), (72, 1019980), (78, 941520), (80, 917982), (90, 815984), (96, 764985), (104, 706140), (117, 627680), (120, 611988), (130, 564912), (144, 509990), (156, 470760), (160, 458991), (180, 407992), (195, 376608), (208, 353070), (234, 313840), (240, 305994), (260, 282456), (288, 254995), (312, 235380), (360, 203996), (390, 188304), (416, 176535), (468, 156920), (480, 152997), (520, 141228), (585, 125536), (624, 117690), (720, 101998), (780, 94152), (936, 78460), (1040, 70614), (1170, 62768), (1248, 58845), (1440, 50999), (1560, 47076), (1872, 39230), (2080, 35307), (2340, 31384), (3120, 23538), (3744, 19615), (3923, 18720), (4680, 15692), (6240, 11769), (7846, 9360)]