259945140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47609}}^1$

素因数の和:47641

約数の個数: 96

約数和(自身を含む): 895829760

約数和(自身を除く): 635884620

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, 47609, 95218, 142827, 190436, 238045, 285654, 333263, 476090, 571308, 618917, 666526, 714135, 952180, 999789, 1237834, 1333052, 1428270, 1666315, 1856751, 1999578, 2475668, 2856540, 3094585, 3332630, 3713502, 3999156, 4332419, 4998945, 6189170, 6665260, 7427004, 8664838, 9283755, 9997890, 12378340, 12997257, 17329676, 18567510, 19995780, 21662095, 25994514, 37135020, 43324190, 51989028, 64986285, 86648380, 129972570, 259945140]

約数ペア:

[(1, 259945140), (2, 129972570), (3, 86648380), (4, 64986285), (5, 51989028), (6, 43324190), (7, 37135020), (10, 25994514), (12, 21662095), (13, 19995780), (14, 18567510), (15, 17329676), (20, 12997257), (21, 12378340), (26, 9997890), (28, 9283755), (30, 8664838), (35, 7427004), (39, 6665260), (42, 6189170), (52, 4998945), (60, 4332419), (65, 3999156), (70, 3713502), (78, 3332630), (84, 3094585), (91, 2856540), (105, 2475668), (130, 1999578), (140, 1856751), (156, 1666315), (182, 1428270), (195, 1333052), (210, 1237834), (260, 999789), (273, 952180), (364, 714135), (390, 666526), (420, 618917), (455, 571308), (546, 476090), (780, 333263), (910, 285654), (1092, 238045), (1365, 190436), (1820, 142827), (2730, 95218), (5460, 47609)]