231385980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1409}}^1$

素因数の和:1468

約数の個数: 192

約数和(自身を含む): 818657280

約数和(自身を除く): 587271300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 23, 28, 30, 34, 35, 42, 46, 51, 60, 68, 69, 70, 84, 85, 92, 102, 105, 115, 119, 138, 140, 161, 170, 204, 210, 230, 238, 255, 276, 322, 340, 345, 357, 391, 420, 460, 476, 483, 510, 595, 644, 690, 714, 782, 805, 966, 1020, 1173, 1190, 1380, 1409, 1428, 1564, 1610, 1785, 1932, 1955, 2346, 2380, 2415, 2737, 2818, 3220, 3570, 3910, 4227, 4692, 4830, 5474, 5636, 5865, 7045, 7140, 7820, 8211, 8454, 9660, 9863, 10948, 11730, 13685, 14090, 16422, 16908, 19726, 21135, 23460, 23953, 27370, 28180, 29589, 32407, 32844, 39452, 41055, 42270, 47906, 49315, 54740, 59178, 64814, 71859, 82110, 84540, 95812, 97221, 98630, 118356, 119765, 129628, 143718, 147945, 162035, 164220, 167671, 194442, 197260, 226849, 239530, 287436, 295890, 324070, 335342, 359295, 388884, 453698, 479060, 486105, 503013, 550919, 591780, 648140, 670684, 680547, 718590, 838355, 907396, 972210, 1006026, 1101838, 1134245, 1361094, 1437180, 1652757, 1676710, 1944420, 2012052, 2203676, 2268490, 2515065, 2722188, 2754595, 3305514, 3353420, 3402735, 3856433, 4536980, 5030130, 5509190, 6611028, 6805470, 7712866, 8263785, 10060260, 11018380, 11569299, 13610940, 15425732, 16527570, 19282165, 23138598, 33055140, 38564330, 46277196, 57846495, 77128660, 115692990, 231385980]

約数ペア:

[(1, 231385980), (2, 115692990), (3, 77128660), (4, 57846495), (5, 46277196), (6, 38564330), (7, 33055140), (10, 23138598), (12, 19282165), (14, 16527570), (15, 15425732), (17, 13610940), (20, 11569299), (21, 11018380), (23, 10060260), (28, 8263785), (30, 7712866), (34, 6805470), (35, 6611028), (42, 5509190), (46, 5030130), (51, 4536980), (60, 3856433), (68, 3402735), (69, 3353420), (70, 3305514), (84, 2754595), (85, 2722188), (92, 2515065), (102, 2268490), (105, 2203676), (115, 2012052), (119, 1944420), (138, 1676710), (140, 1652757), (161, 1437180), (170, 1361094), (204, 1134245), (210, 1101838), (230, 1006026), (238, 972210), (255, 907396), (276, 838355), (322, 718590), (340, 680547), (345, 670684), (357, 648140), (391, 591780), (420, 550919), (460, 503013), (476, 486105), (483, 479060), (510, 453698), (595, 388884), (644, 359295), (690, 335342), (714, 324070), (782, 295890), (805, 287436), (966, 239530), (1020, 226849), (1173, 197260), (1190, 194442), (1380, 167671), (1409, 164220), (1428, 162035), (1564, 147945), (1610, 143718), (1785, 129628), (1932, 119765), (1955, 118356), (2346, 98630), (2380, 97221), (2415, 95812), (2737, 84540), (2818, 82110), (3220, 71859), (3570, 64814), (3910, 59178), (4227, 54740), (4692, 49315), (4830, 47906), (5474, 42270), (5636, 41055), (5865, 39452), (7045, 32844), (7140, 32407), (7820, 29589), (8211, 28180), (8454, 27370), (9660, 23953), (9863, 23460), (10948, 21135), (11730, 19726), (13685, 16908), (14090, 16422)]