261586260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12421}}^1$

素因数の和:12455

約数の個数: 120

約数和(自身を含む): 883800456

約数和(自身を除く): 622214196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 1053, 1170, 1404, 1620, 1755, 2106, 2340, 3510, 4212, 5265, 7020, 10530, 12421, 21060, 24842, 37263, 49684, 62105, 74526, 111789, 124210, 149052, 161473, 186315, 223578, 248420, 322946, 335367, 372630, 447156, 484419, 558945, 645892, 670734, 745260, 807365, 968838, 1006101, 1117890, 1341468, 1453257, 1614730, 1676835, 1937676, 2012202, 2235780, 2422095, 2906514, 3229460, 3353670, 4024404, 4359771, 4844190, 5030505, 5813028, 6707340, 7266285, 8719542, 9688380, 10061010, 13079313, 14532570, 17439084, 20122020, 21798855, 26158626, 29065140, 43597710, 52317252, 65396565, 87195420, 130793130, 261586260]

約数ペア:

[(1, 261586260), (2, 130793130), (3, 87195420), (4, 65396565), (5, 52317252), (6, 43597710), (9, 29065140), (10, 26158626), (12, 21798855), (13, 20122020), (15, 17439084), (18, 14532570), (20, 13079313), (26, 10061010), (27, 9688380), (30, 8719542), (36, 7266285), (39, 6707340), (45, 5813028), (52, 5030505), (54, 4844190), (60, 4359771), (65, 4024404), (78, 3353670), (81, 3229460), (90, 2906514), (108, 2422095), (117, 2235780), (130, 2012202), (135, 1937676), (156, 1676835), (162, 1614730), (180, 1453257), (195, 1341468), (234, 1117890), (260, 1006101), (270, 968838), (324, 807365), (351, 745260), (390, 670734), (405, 645892), (468, 558945), (540, 484419), (585, 447156), (702, 372630), (780, 335367), (810, 322946), (1053, 248420), (1170, 223578), (1404, 186315), (1620, 161473), (1755, 149052), (2106, 124210), (2340, 111789), (3510, 74526), (4212, 62105), (5265, 49684), (7020, 37263), (10530, 24842), (12421, 21060)]