177505380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2506

約数の個数: 144

約数和(自身を含む): 598800384

約数和(自身を除く): 421295004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2447, 2790, 3627, 4030, 4836, 4894, 5580, 6045, 7254, 7341, 8060, 9788, 12090, 12235, 14508, 14682, 18135, 22023, 24180, 24470, 29364, 31811, 36270, 36705, 44046, 48940, 63622, 72540, 73410, 75857, 88092, 95433, 110115, 127244, 146820, 151714, 159055, 190866, 220230, 227571, 286299, 303428, 318110, 379285, 381732, 440460, 455142, 477165, 572598, 636220, 682713, 758570, 910284, 954330, 986141, 1137855, 1145196, 1365426, 1431495, 1517140, 1908660, 1972282, 2275710, 2730852, 2862990, 2958423, 3413565, 3944564, 4551420, 4930705, 5725980, 5916846, 6827130, 8875269, 9861410, 11833692, 13654260, 14792115, 17750538, 19722820, 29584230, 35501076, 44376345, 59168460, 88752690, 177505380]

約数ペア:

[(1, 177505380), (2, 88752690), (3, 59168460), (4, 44376345), (5, 35501076), (6, 29584230), (9, 19722820), (10, 17750538), (12, 14792115), (13, 13654260), (15, 11833692), (18, 9861410), (20, 8875269), (26, 6827130), (30, 5916846), (31, 5725980), (36, 4930705), (39, 4551420), (45, 3944564), (52, 3413565), (60, 2958423), (62, 2862990), (65, 2730852), (78, 2275710), (90, 1972282), (93, 1908660), (117, 1517140), (124, 1431495), (130, 1365426), (155, 1145196), (156, 1137855), (180, 986141), (186, 954330), (195, 910284), (234, 758570), (260, 682713), (279, 636220), (310, 572598), (372, 477165), (390, 455142), (403, 440460), (465, 381732), (468, 379285), (558, 318110), (585, 303428), (620, 286299), (780, 227571), (806, 220230), (930, 190866), (1116, 159055), (1170, 151714), (1209, 146820), (1395, 127244), (1612, 110115), (1860, 95433), (2015, 88092), (2340, 75857), (2418, 73410), (2447, 72540), (2790, 63622), (3627, 48940), (4030, 44046), (4836, 36705), (4894, 36270), (5580, 31811), (6045, 29364), (7254, 24470), (7341, 24180), (8060, 22023), (9788, 18135), (12090, 14682), (12235, 14508)]