39798540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 132088320

約数和(自身を除く): 92289780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 431, 486, 513, 540, 570, 684, 810, 855, 862, 972, 1026, 1140, 1215, 1293, 1539, 1620, 1710, 1724, 2052, 2155, 2430, 2565, 2586, 3078, 3420, 3879, 4310, 4617, 4860, 5130, 5172, 6156, 6465, 7695, 7758, 8189, 8620, 9234, 10260, 11637, 12930, 15390, 15516, 16378, 18468, 19395, 23085, 23274, 24567, 25860, 30780, 32756, 34911, 38790, 40945, 46170, 46548, 49134, 58185, 69822, 73701, 77580, 81890, 92340, 98268, 104733, 116370, 122835, 139644, 147402, 163780, 174555, 209466, 221103, 232740, 245670, 294804, 349110, 368505, 418932, 442206, 491340, 523665, 663309, 698220, 737010, 884412, 1047330, 1105515, 1326618, 1474020, 1989927, 2094660, 2211030, 2653236, 3316545, 3979854, 4422060, 6633090, 7959708, 9949635, 13266180, 19899270, 39798540]

約数ペア:

[(1, 39798540), (2, 19899270), (3, 13266180), (4, 9949635), (5, 7959708), (6, 6633090), (9, 4422060), (10, 3979854), (12, 3316545), (15, 2653236), (18, 2211030), (19, 2094660), (20, 1989927), (27, 1474020), (30, 1326618), (36, 1105515), (38, 1047330), (45, 884412), (54, 737010), (57, 698220), (60, 663309), (76, 523665), (81, 491340), (90, 442206), (95, 418932), (108, 368505), (114, 349110), (135, 294804), (162, 245670), (171, 232740), (180, 221103), (190, 209466), (228, 174555), (243, 163780), (270, 147402), (285, 139644), (324, 122835), (342, 116370), (380, 104733), (405, 98268), (431, 92340), (486, 81890), (513, 77580), (540, 73701), (570, 69822), (684, 58185), (810, 49134), (855, 46548), (862, 46170), (972, 40945), (1026, 38790), (1140, 34911), (1215, 32756), (1293, 30780), (1539, 25860), (1620, 24567), (1710, 23274), (1724, 23085), (2052, 19395), (2155, 18468), (2430, 16378), (2565, 15516), (2586, 15390), (3078, 12930), (3420, 11637), (3879, 10260), (4310, 9234), (4617, 8620), (4860, 8189), (5130, 7758), (5172, 7695), (6156, 6465)]