25227720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 256

約数和(自身を含む): 99532800

約数和(自身を除く): 74305080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 47, 54, 56, 60, 63, 70, 71, 72, 84, 90, 94, 105, 108, 120, 126, 135, 140, 141, 142, 168, 180, 188, 189, 210, 213, 216, 235, 252, 270, 280, 282, 284, 315, 329, 355, 360, 376, 378, 420, 423, 426, 470, 497, 504, 540, 564, 568, 630, 639, 658, 705, 710, 756, 840, 846, 852, 940, 945, 987, 994, 1065, 1080, 1128, 1260, 1269, 1278, 1316, 1410, 1420, 1491, 1512, 1645, 1692, 1704, 1880, 1890, 1917, 1974, 1988, 2115, 2130, 2485, 2520, 2538, 2556, 2632, 2820, 2840, 2961, 2982, 3195, 3290, 3337, 3384, 3780, 3834, 3948, 3976, 4230, 4260, 4473, 4935, 4970, 5076, 5112, 5640, 5922, 5964, 6345, 6390, 6580, 6674, 7455, 7560, 7668, 7896, 8460, 8520, 8883, 8946, 9585, 9870, 9940, 10011, 10152, 11844, 11928, 12690, 12780, 13160, 13348, 13419, 14805, 14910, 15336, 16685, 16920, 17766, 17892, 19170, 19740, 19880, 20022, 22365, 23359, 23688, 25380, 25560, 26696, 26838, 29610, 29820, 30033, 33370, 35532, 35784, 38340, 39480, 40044, 44415, 44730, 46718, 50055, 50760, 53676, 59220, 59640, 60066, 66740, 67095, 70077, 71064, 76680, 80088, 88830, 89460, 90099, 93436, 100110, 107352, 116795, 118440, 120132, 133480, 134190, 140154, 150165, 177660, 178920, 180198, 186872, 200220, 210231, 233590, 240264, 268380, 280308, 300330, 350385, 355320, 360396, 400440, 420462, 450495, 467180, 536760, 560616, 600660, 630693, 700770, 720792, 840924, 900990, 934360, 1051155, 1201320, 1261386, 1401540, 1681848, 1801980, 2102310, 2522772, 2803080, 3153465, 3603960, 4204620, 5045544, 6306930, 8409240, 12613860, 25227720]

約数ペア:

[(1, 25227720), (2, 12613860), (3, 8409240), (4, 6306930), (5, 5045544), (6, 4204620), (7, 3603960), (8, 3153465), (9, 2803080), (10, 2522772), (12, 2102310), (14, 1801980), (15, 1681848), (18, 1401540), (20, 1261386), (21, 1201320), (24, 1051155), (27, 934360), (28, 900990), (30, 840924), (35, 720792), (36, 700770), (40, 630693), (42, 600660), (45, 560616), (47, 536760), (54, 467180), (56, 450495), (60, 420462), (63, 400440), (70, 360396), (71, 355320), (72, 350385), (84, 300330), (90, 280308), (94, 268380), (105, 240264), (108, 233590), (120, 210231), (126, 200220), (135, 186872), (140, 180198), (141, 178920), (142, 177660), (168, 150165), (180, 140154), (188, 134190), (189, 133480), (210, 120132), (213, 118440), (216, 116795), (235, 107352), (252, 100110), (270, 93436), (280, 90099), (282, 89460), (284, 88830), (315, 80088), (329, 76680), (355, 71064), (360, 70077), (376, 67095), (378, 66740), (420, 60066), (423, 59640), (426, 59220), (470, 53676), (497, 50760), (504, 50055), (540, 46718), (564, 44730), (568, 44415), (630, 40044), (639, 39480), (658, 38340), (705, 35784), (710, 35532), (756, 33370), (840, 30033), (846, 29820), (852, 29610), (940, 26838), (945, 26696), (987, 25560), (994, 25380), (1065, 23688), (1080, 23359), (1128, 22365), (1260, 20022), (1269, 19880), (1278, 19740), (1316, 19170), (1410, 17892), (1420, 17766), (1491, 16920), (1512, 16685), (1645, 15336), (1692, 14910), (1704, 14805), (1880, 13419), (1890, 13348), (1917, 13160), (1974, 12780), (1988, 12690), (2115, 11928), (2130, 11844), (2485, 10152), (2520, 10011), (2538, 9940), (2556, 9870), (2632, 9585), (2820, 8946), (2840, 8883), (2961, 8520), (2982, 8460), (3195, 7896), (3290, 7668), (3337, 7560), (3384, 7455), (3780, 6674), (3834, 6580), (3948, 6390), (3976, 6345), (4230, 5964), (4260, 5922), (4473, 5640), (4935, 5112), (4970, 5076)]