319732560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{63439}}^1$

素因数の和:63465

約数の個数: 120

約数和(自身を含む): 1227183360

約数和(自身を除く): 907450800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 63439, 126878, 190317, 253756, 317195, 380634, 444073, 507512, 570951, 634390, 761268, 888146, 951585, 1015024, 1141902, 1268780, 1332219, 1522536, 1776292, 1903170, 2220365, 2283804, 2537560, 2664438, 2854755, 3045072, 3552584, 3806340, 3996657, 4440730, 4567608, 5075120, 5328876, 5709510, 6661095, 7105168, 7612680, 7993314, 8881460, 9135216, 10657752, 11419020, 13322190, 15225360, 15986628, 17762920, 19983285, 21315504, 22838040, 26644380, 31973256, 35525840, 39966570, 45676080, 53288760, 63946512, 79933140, 106577520, 159866280, 319732560]

約数ペア:

[(1, 319732560), (2, 159866280), (3, 106577520), (4, 79933140), (5, 63946512), (6, 53288760), (7, 45676080), (8, 39966570), (9, 35525840), (10, 31973256), (12, 26644380), (14, 22838040), (15, 21315504), (16, 19983285), (18, 17762920), (20, 15986628), (21, 15225360), (24, 13322190), (28, 11419020), (30, 10657752), (35, 9135216), (36, 8881460), (40, 7993314), (42, 7612680), (45, 7105168), (48, 6661095), (56, 5709510), (60, 5328876), (63, 5075120), (70, 4567608), (72, 4440730), (80, 3996657), (84, 3806340), (90, 3552584), (105, 3045072), (112, 2854755), (120, 2664438), (126, 2537560), (140, 2283804), (144, 2220365), (168, 1903170), (180, 1776292), (210, 1522536), (240, 1332219), (252, 1268780), (280, 1141902), (315, 1015024), (336, 951585), (360, 888146), (420, 761268), (504, 634390), (560, 570951), (630, 507512), (720, 444073), (840, 380634), (1008, 317195), (1260, 253756), (1680, 190317), (2520, 126878), (5040, 63439)]