26720460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:648

約数の個数: 144

約数和(自身を含む): 92033760

約数和(自身を除く): 65313300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 601, 684, 741, 780, 855, 988, 1140, 1170, 1202, 1235, 1482, 1710, 1803, 2223, 2340, 2404, 2470, 2964, 3005, 3420, 3606, 3705, 4446, 4940, 5409, 6010, 7212, 7410, 7813, 8892, 9015, 10818, 11115, 11419, 12020, 14820, 15626, 18030, 21636, 22230, 22838, 23439, 27045, 31252, 34257, 36060, 39065, 44460, 45676, 46878, 54090, 57095, 68514, 70317, 78130, 93756, 102771, 108180, 114190, 117195, 137028, 140634, 148447, 156260, 171285, 205542, 228380, 234390, 281268, 296894, 342570, 351585, 411084, 445341, 468780, 513855, 593788, 685140, 703170, 742235, 890682, 1027710, 1336023, 1406340, 1484470, 1781364, 2055420, 2226705, 2672046, 2968940, 4453410, 5344092, 6680115, 8906820, 13360230, 26720460]

約数ペア:

[(1, 26720460), (2, 13360230), (3, 8906820), (4, 6680115), (5, 5344092), (6, 4453410), (9, 2968940), (10, 2672046), (12, 2226705), (13, 2055420), (15, 1781364), (18, 1484470), (19, 1406340), (20, 1336023), (26, 1027710), (30, 890682), (36, 742235), (38, 703170), (39, 685140), (45, 593788), (52, 513855), (57, 468780), (60, 445341), (65, 411084), (76, 351585), (78, 342570), (90, 296894), (95, 281268), (114, 234390), (117, 228380), (130, 205542), (156, 171285), (171, 156260), (180, 148447), (190, 140634), (195, 137028), (228, 117195), (234, 114190), (247, 108180), (260, 102771), (285, 93756), (342, 78130), (380, 70317), (390, 68514), (468, 57095), (494, 54090), (570, 46878), (585, 45676), (601, 44460), (684, 39065), (741, 36060), (780, 34257), (855, 31252), (988, 27045), (1140, 23439), (1170, 22838), (1202, 22230), (1235, 21636), (1482, 18030), (1710, 15626), (1803, 14820), (2223, 12020), (2340, 11419), (2404, 11115), (2470, 10818), (2964, 9015), (3005, 8892), (3420, 7813), (3606, 7410), (3705, 7212), (4446, 6010), (4940, 5409)]