1428420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 4838400

約数和(自身を除く): 3409980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 179, 190, 210, 228, 266, 285, 358, 380, 399, 420, 532, 537, 570, 665, 716, 798, 895, 1074, 1140, 1253, 1330, 1596, 1790, 1995, 2148, 2506, 2660, 2685, 3401, 3580, 3759, 3990, 5012, 5370, 6265, 6802, 7518, 7980, 10203, 10740, 12530, 13604, 15036, 17005, 18795, 20406, 23807, 25060, 34010, 37590, 40812, 47614, 51015, 68020, 71421, 75180, 95228, 102030, 119035, 142842, 204060, 238070, 285684, 357105, 476140, 714210, 1428420]

約数ペア:

[(1, 1428420), (2, 714210), (3, 476140), (4, 357105), (5, 285684), (6, 238070), (7, 204060), (10, 142842), (12, 119035), (14, 102030), (15, 95228), (19, 75180), (20, 71421), (21, 68020), (28, 51015), (30, 47614), (35, 40812), (38, 37590), (42, 34010), (57, 25060), (60, 23807), (70, 20406), (76, 18795), (84, 17005), (95, 15036), (105, 13604), (114, 12530), (133, 10740), (140, 10203), (179, 7980), (190, 7518), (210, 6802), (228, 6265), (266, 5370), (285, 5012), (358, 3990), (380, 3759), (399, 3580), (420, 3401), (532, 2685), (537, 2660), (570, 2506), (665, 2148), (716, 1995), (798, 1790), (895, 1596), (1074, 1330), (1140, 1253)]