30411780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 192

約数和(自身を含む): 106229760

約数和(自身を除く): 75817980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 37, 38, 42, 57, 60, 70, 74, 76, 84, 95, 103, 105, 111, 114, 133, 140, 148, 185, 190, 206, 210, 222, 228, 259, 266, 285, 309, 370, 380, 399, 412, 420, 444, 515, 518, 532, 555, 570, 618, 665, 703, 721, 740, 777, 798, 1030, 1036, 1110, 1140, 1236, 1295, 1330, 1406, 1442, 1545, 1554, 1596, 1957, 1995, 2060, 2109, 2163, 2220, 2590, 2660, 2812, 2884, 3090, 3108, 3515, 3605, 3811, 3885, 3914, 3990, 4218, 4326, 4921, 5180, 5871, 6180, 7030, 7210, 7622, 7770, 7828, 7980, 8436, 8652, 9785, 9842, 10545, 10815, 11433, 11742, 13699, 14060, 14420, 14763, 15244, 15540, 19055, 19570, 19684, 21090, 21630, 22866, 23484, 24605, 26677, 27398, 29355, 29526, 38110, 39140, 41097, 42180, 43260, 45732, 49210, 53354, 54796, 57165, 58710, 59052, 68495, 72409, 73815, 76220, 80031, 82194, 98420, 106708, 114330, 117420, 133385, 136990, 144818, 147630, 160062, 164388, 205485, 217227, 228660, 266770, 273980, 289636, 295260, 320124, 362045, 400155, 410970, 434454, 506863, 533540, 724090, 800310, 821940, 868908, 1013726, 1086135, 1448180, 1520589, 1600620, 2027452, 2172270, 2534315, 3041178, 4344540, 5068630, 6082356, 7602945, 10137260, 15205890, 30411780]

約数ペア:

[(1, 30411780), (2, 15205890), (3, 10137260), (4, 7602945), (5, 6082356), (6, 5068630), (7, 4344540), (10, 3041178), (12, 2534315), (14, 2172270), (15, 2027452), (19, 1600620), (20, 1520589), (21, 1448180), (28, 1086135), (30, 1013726), (35, 868908), (37, 821940), (38, 800310), (42, 724090), (57, 533540), (60, 506863), (70, 434454), (74, 410970), (76, 400155), (84, 362045), (95, 320124), (103, 295260), (105, 289636), (111, 273980), (114, 266770), (133, 228660), (140, 217227), (148, 205485), (185, 164388), (190, 160062), (206, 147630), (210, 144818), (222, 136990), (228, 133385), (259, 117420), (266, 114330), (285, 106708), (309, 98420), (370, 82194), (380, 80031), (399, 76220), (412, 73815), (420, 72409), (444, 68495), (515, 59052), (518, 58710), (532, 57165), (555, 54796), (570, 53354), (618, 49210), (665, 45732), (703, 43260), (721, 42180), (740, 41097), (777, 39140), (798, 38110), (1030, 29526), (1036, 29355), (1110, 27398), (1140, 26677), (1236, 24605), (1295, 23484), (1330, 22866), (1406, 21630), (1442, 21090), (1545, 19684), (1554, 19570), (1596, 19055), (1957, 15540), (1995, 15244), (2060, 14763), (2109, 14420), (2163, 14060), (2220, 13699), (2590, 11742), (2660, 11433), (2812, 10815), (2884, 10545), (3090, 9842), (3108, 9785), (3515, 8652), (3605, 8436), (3811, 7980), (3885, 7828), (3914, 7770), (3990, 7622), (4218, 7210), (4326, 7030), (4921, 6180), (5180, 5871)]