290390640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1767

約数の個数: 160

約数和(自身を含む): 970223616

約数和(自身を除く): 679832976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 69, 80, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 240, 248, 276, 310, 345, 368, 372, 460, 465, 496, 552, 620, 690, 713, 744, 920, 930, 1104, 1240, 1380, 1426, 1488, 1697, 1840, 1860, 2139, 2480, 2760, 2852, 3394, 3565, 3720, 4278, 5091, 5520, 5704, 6788, 7130, 7440, 8485, 8556, 10182, 10695, 11408, 13576, 14260, 16970, 17112, 20364, 21390, 25455, 27152, 28520, 33940, 34224, 39031, 40728, 42780, 50910, 52607, 57040, 67880, 78062, 81456, 85560, 101820, 105214, 117093, 135760, 156124, 157821, 171120, 195155, 203640, 210428, 234186, 263035, 312248, 315642, 390310, 407280, 420856, 468372, 526070, 585465, 624496, 631284, 780620, 789105, 841712, 936744, 1052140, 1170930, 1209961, 1262568, 1561240, 1578210, 1873488, 2104280, 2341860, 2419922, 2525136, 3122480, 3156420, 3629883, 4208560, 4683720, 4839844, 6049805, 6312840, 7259766, 9367440, 9679688, 12099610, 12625680, 14519532, 18149415, 19359376, 24199220, 29039064, 36298830, 48398440, 58078128, 72597660, 96796880, 145195320, 290390640]

約数ペア:

[(1, 290390640), (2, 145195320), (3, 96796880), (4, 72597660), (5, 58078128), (6, 48398440), (8, 36298830), (10, 29039064), (12, 24199220), (15, 19359376), (16, 18149415), (20, 14519532), (23, 12625680), (24, 12099610), (30, 9679688), (31, 9367440), (40, 7259766), (46, 6312840), (48, 6049805), (60, 4839844), (62, 4683720), (69, 4208560), (80, 3629883), (92, 3156420), (93, 3122480), (115, 2525136), (120, 2419922), (124, 2341860), (138, 2104280), (155, 1873488), (184, 1578210), (186, 1561240), (230, 1262568), (240, 1209961), (248, 1170930), (276, 1052140), (310, 936744), (345, 841712), (368, 789105), (372, 780620), (460, 631284), (465, 624496), (496, 585465), (552, 526070), (620, 468372), (690, 420856), (713, 407280), (744, 390310), (920, 315642), (930, 312248), (1104, 263035), (1240, 234186), (1380, 210428), (1426, 203640), (1488, 195155), (1697, 171120), (1840, 157821), (1860, 156124), (2139, 135760), (2480, 117093), (2760, 105214), (2852, 101820), (3394, 85560), (3565, 81456), (3720, 78062), (4278, 67880), (5091, 57040), (5520, 52607), (5704, 50910), (6788, 42780), (7130, 40728), (7440, 39031), (8485, 34224), (8556, 33940), (10182, 28520), (10695, 27152), (11408, 25455), (13576, 21390), (14260, 20364), (16970, 17112)]