90897660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:337

約数の個数: 192

約数和(自身を含む): 327398400

約数和(自身を除く): 236500740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 139, 140, 173, 180, 189, 210, 252, 270, 278, 315, 346, 378, 417, 420, 519, 540, 556, 630, 692, 695, 756, 834, 865, 945, 973, 1038, 1211, 1251, 1260, 1390, 1557, 1668, 1730, 1890, 1946, 2076, 2085, 2422, 2502, 2595, 2780, 2919, 3114, 3460, 3633, 3753, 3780, 3892, 4170, 4671, 4844, 4865, 5004, 5190, 5838, 6055, 6228, 6255, 7266, 7506, 7785, 8340, 8757, 9342, 9730, 10380, 10899, 11676, 12110, 12510, 14532, 14595, 15012, 15570, 17514, 18165, 18684, 18765, 19460, 21798, 23355, 24047, 24220, 25020, 26271, 29190, 31140, 32697, 35028, 36330, 37530, 43596, 43785, 46710, 48094, 52542, 54495, 58380, 65394, 72141, 72660, 75060, 87570, 93420, 96188, 105084, 108990, 120235, 130788, 131355, 144282, 163485, 168329, 175140, 216423, 217980, 240470, 262710, 288564, 326970, 336658, 360705, 432846, 480940, 504987, 525420, 649269, 653940, 673316, 721410, 841645, 865692, 1009974, 1082115, 1298538, 1442820, 1514961, 1683290, 2019948, 2164230, 2524935, 2597076, 3029922, 3246345, 3366580, 4328460, 4544883, 5049870, 6059844, 6492690, 7574805, 9089766, 10099740, 12985380, 15149610, 18179532, 22724415, 30299220, 45448830, 90897660]

約数ペア:

[(1, 90897660), (2, 45448830), (3, 30299220), (4, 22724415), (5, 18179532), (6, 15149610), (7, 12985380), (9, 10099740), (10, 9089766), (12, 7574805), (14, 6492690), (15, 6059844), (18, 5049870), (20, 4544883), (21, 4328460), (27, 3366580), (28, 3246345), (30, 3029922), (35, 2597076), (36, 2524935), (42, 2164230), (45, 2019948), (54, 1683290), (60, 1514961), (63, 1442820), (70, 1298538), (84, 1082115), (90, 1009974), (105, 865692), (108, 841645), (126, 721410), (135, 673316), (139, 653940), (140, 649269), (173, 525420), (180, 504987), (189, 480940), (210, 432846), (252, 360705), (270, 336658), (278, 326970), (315, 288564), (346, 262710), (378, 240470), (417, 217980), (420, 216423), (519, 175140), (540, 168329), (556, 163485), (630, 144282), (692, 131355), (695, 130788), (756, 120235), (834, 108990), (865, 105084), (945, 96188), (973, 93420), (1038, 87570), (1211, 75060), (1251, 72660), (1260, 72141), (1390, 65394), (1557, 58380), (1668, 54495), (1730, 52542), (1890, 48094), (1946, 46710), (2076, 43785), (2085, 43596), (2422, 37530), (2502, 36330), (2595, 35028), (2780, 32697), (2919, 31140), (3114, 29190), (3460, 26271), (3633, 25020), (3753, 24220), (3780, 24047), (3892, 23355), (4170, 21798), (4671, 19460), (4844, 18765), (4865, 18684), (5004, 18165), (5190, 17514), (5838, 15570), (6055, 15012), (6228, 14595), (6255, 14532), (7266, 12510), (7506, 12110), (7785, 11676), (8340, 10899), (8757, 10380), (9342, 9730)]