1687636860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{309091}}^1$

素因数の和:309123

約数の個数: 96

約数和(自身を含む): 5815875072

約数和(自身を除く): 4128238212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 309091, 618182, 927273, 1236364, 1545455, 1854546, 2163637, 3090910, 3709092, 4018183, 4327274, 4636365, 6181820, 6490911, 8036366, 8654548, 9272730, 10818185, 12054549, 12981822, 16072732, 18545460, 20090915, 21636370, 24109098, 25963644, 28127281, 32454555, 40181830, 43272740, 48218196, 56254562, 60272745, 64909110, 80363660, 84381843, 112509124, 120545490, 129818220, 140636405, 168763686, 241090980, 281272810, 337527372, 421909215, 562545620, 843818430, 1687636860]

約数ペア:

[(1, 1687636860), (2, 843818430), (3, 562545620), (4, 421909215), (5, 337527372), (6, 281272810), (7, 241090980), (10, 168763686), (12, 140636405), (13, 129818220), (14, 120545490), (15, 112509124), (20, 84381843), (21, 80363660), (26, 64909110), (28, 60272745), (30, 56254562), (35, 48218196), (39, 43272740), (42, 40181830), (52, 32454555), (60, 28127281), (65, 25963644), (70, 24109098), (78, 21636370), (84, 20090915), (91, 18545460), (105, 16072732), (130, 12981822), (140, 12054549), (156, 10818185), (182, 9272730), (195, 8654548), (210, 8036366), (260, 6490911), (273, 6181820), (364, 4636365), (390, 4327274), (420, 4018183), (455, 3709092), (546, 3090910), (780, 2163637), (910, 1854546), (1092, 1545455), (1365, 1236364), (1820, 927273), (2730, 618182), (5460, 309091)]