30299220

素因数分解:

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

素因数の和:334

約数の個数: 144

約数和(自身を含む): 106404480

約数和(自身を除く): 76105260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 139, 140, 173, 180, 210, 252, 278, 315, 346, 417, 420, 519, 556, 630, 692, 695, 834, 865, 973, 1038, 1211, 1251, 1260, 1390, 1557, 1668, 1730, 1946, 2076, 2085, 2422, 2502, 2595, 2780, 2919, 3114, 3460, 3633, 3892, 4170, 4844, 4865, 5004, 5190, 5838, 6055, 6228, 6255, 7266, 7785, 8340, 8757, 9730, 10380, 10899, 11676, 12110, 12510, 14532, 14595, 15570, 17514, 18165, 19460, 21798, 24047, 24220, 25020, 29190, 31140, 35028, 36330, 43596, 43785, 48094, 54495, 58380, 72141, 72660, 87570, 96188, 108990, 120235, 144282, 168329, 175140, 216423, 217980, 240470, 288564, 336658, 360705, 432846, 480940, 504987, 673316, 721410, 841645, 865692, 1009974, 1082115, 1442820, 1514961, 1683290, 2019948, 2164230, 2524935, 3029922, 3366580, 4328460, 5049870, 6059844, 7574805, 10099740, 15149610, 30299220]

約数ペア:

[(1, 30299220), (2, 15149610), (3, 10099740), (4, 7574805), (5, 6059844), (6, 5049870), (7, 4328460), (9, 3366580), (10, 3029922), (12, 2524935), (14, 2164230), (15, 2019948), (18, 1683290), (20, 1514961), (21, 1442820), (28, 1082115), (30, 1009974), (35, 865692), (36, 841645), (42, 721410), (45, 673316), (60, 504987), (63, 480940), (70, 432846), (84, 360705), (90, 336658), (105, 288564), (126, 240470), (139, 217980), (140, 216423), (173, 175140), (180, 168329), (210, 144282), (252, 120235), (278, 108990), (315, 96188), (346, 87570), (417, 72660), (420, 72141), (519, 58380), (556, 54495), (630, 48094), (692, 43785), (695, 43596), (834, 36330), (865, 35028), (973, 31140), (1038, 29190), (1211, 25020), (1251, 24220), (1260, 24047), (1390, 21798), (1557, 19460), (1668, 18165), (1730, 17514), (1946, 15570), (2076, 14595), (2085, 14532), (2422, 12510), (2502, 12110), (2595, 11676), (2780, 10899), (2919, 10380), (3114, 9730), (3460, 8757), (3633, 8340), (3892, 7785), (4170, 7266), (4844, 6255), (4865, 6228), (5004, 6055), (5190, 5838)]