213178560

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31723}}^1$

素因数の和:31750

約数の個数: 112

約数和(自身を含む): 773558016

約数和(自身を除く): 560379456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 31723, 63446, 95169, 126892, 158615, 190338, 222061, 253784, 317230, 380676, 444122, 475845, 507568, 634460, 666183, 761352, 888244, 951690, 1015136, 1110305, 1268920, 1332366, 1522704, 1776488, 1903380, 2030272, 2220610, 2537840, 2664732, 3045408, 3330915, 3552976, 3806760, 4441220, 5075680, 5329464, 6090816, 6661830, 7105952, 7613520, 8882440, 10151360, 10658928, 13323660, 14211904, 15227040, 17764880, 21317856, 26647320, 30454080, 35529760, 42635712, 53294640, 71059520, 106589280, 213178560]

約数ペア:

[(1, 213178560), (2, 106589280), (3, 71059520), (4, 53294640), (5, 42635712), (6, 35529760), (7, 30454080), (8, 26647320), (10, 21317856), (12, 17764880), (14, 15227040), (15, 14211904), (16, 13323660), (20, 10658928), (21, 10151360), (24, 8882440), (28, 7613520), (30, 7105952), (32, 6661830), (35, 6090816), (40, 5329464), (42, 5075680), (48, 4441220), (56, 3806760), (60, 3552976), (64, 3330915), (70, 3045408), (80, 2664732), (84, 2537840), (96, 2220610), (105, 2030272), (112, 1903380), (120, 1776488), (140, 1522704), (160, 1332366), (168, 1268920), (192, 1110305), (210, 1015136), (224, 951690), (240, 888244), (280, 761352), (320, 666183), (336, 634460), (420, 507568), (448, 475845), (480, 444122), (560, 380676), (672, 317230), (840, 253784), (960, 222061), (1120, 190338), (1344, 158615), (1680, 126892), (2240, 95169), (3360, 63446), (6720, 31723)]