13054720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 37675008

約数和(自身を除く): 24620288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 47, 56, 62, 64, 70, 80, 94, 112, 124, 128, 140, 155, 160, 188, 217, 224, 235, 248, 256, 280, 310, 320, 329, 376, 434, 448, 470, 496, 560, 620, 640, 658, 752, 868, 896, 940, 992, 1085, 1120, 1240, 1280, 1316, 1457, 1504, 1645, 1736, 1792, 1880, 1984, 2170, 2240, 2480, 2632, 2914, 3008, 3290, 3472, 3760, 3968, 4340, 4480, 4960, 5264, 5828, 6016, 6580, 6944, 7285, 7520, 7936, 8680, 8960, 9920, 10199, 10528, 11656, 12032, 13160, 13888, 14570, 15040, 17360, 19840, 20398, 21056, 23312, 26320, 27776, 29140, 30080, 34720, 39680, 40796, 42112, 46624, 50995, 52640, 55552, 58280, 60160, 69440, 81592, 84224, 93248, 101990, 105280, 116560, 138880, 163184, 186496, 203980, 210560, 233120, 277760, 326368, 372992, 407960, 421120, 466240, 652736, 815920, 932480, 1305472, 1631840, 1864960, 2610944, 3263680, 6527360, 13054720]

約数ペア:

[(1, 13054720), (2, 6527360), (4, 3263680), (5, 2610944), (7, 1864960), (8, 1631840), (10, 1305472), (14, 932480), (16, 815920), (20, 652736), (28, 466240), (31, 421120), (32, 407960), (35, 372992), (40, 326368), (47, 277760), (56, 233120), (62, 210560), (64, 203980), (70, 186496), (80, 163184), (94, 138880), (112, 116560), (124, 105280), (128, 101990), (140, 93248), (155, 84224), (160, 81592), (188, 69440), (217, 60160), (224, 58280), (235, 55552), (248, 52640), (256, 50995), (280, 46624), (310, 42112), (320, 40796), (329, 39680), (376, 34720), (434, 30080), (448, 29140), (470, 27776), (496, 26320), (560, 23312), (620, 21056), (640, 20398), (658, 19840), (752, 17360), (868, 15040), (896, 14570), (940, 13888), (992, 13160), (1085, 12032), (1120, 11656), (1240, 10528), (1280, 10199), (1316, 9920), (1457, 8960), (1504, 8680), (1645, 7936), (1736, 7520), (1792, 7285), (1880, 6944), (1984, 6580), (2170, 6016), (2240, 5828), (2480, 5264), (2632, 4960), (2914, 4480), (3008, 4340), (3290, 3968), (3472, 3760)]