8161830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 128

約数和(自身を含む): 24076800

約数和(自身を除く): 15914970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 37, 38, 43, 45, 54, 57, 74, 86, 90, 95, 111, 114, 129, 135, 171, 185, 190, 215, 222, 258, 270, 285, 333, 342, 370, 387, 430, 513, 555, 570, 645, 666, 703, 774, 817, 855, 999, 1026, 1110, 1161, 1290, 1406, 1591, 1634, 1665, 1710, 1935, 1998, 2109, 2322, 2451, 2565, 3182, 3330, 3515, 3870, 4085, 4218, 4773, 4902, 4995, 5130, 5805, 6327, 7030, 7353, 7955, 8170, 9546, 9990, 10545, 11610, 12255, 12654, 14319, 14706, 15910, 18981, 21090, 22059, 23865, 24510, 28638, 30229, 31635, 36765, 37962, 42957, 44118, 47730, 60458, 63270, 71595, 73530, 85914, 90687, 94905, 110295, 143190, 151145, 181374, 189810, 214785, 220590, 272061, 302290, 429570, 453435, 544122, 816183, 906870, 1360305, 1632366, 2720610, 4080915, 8161830]

約数ペア:

[(1, 8161830), (2, 4080915), (3, 2720610), (5, 1632366), (6, 1360305), (9, 906870), (10, 816183), (15, 544122), (18, 453435), (19, 429570), (27, 302290), (30, 272061), (37, 220590), (38, 214785), (43, 189810), (45, 181374), (54, 151145), (57, 143190), (74, 110295), (86, 94905), (90, 90687), (95, 85914), (111, 73530), (114, 71595), (129, 63270), (135, 60458), (171, 47730), (185, 44118), (190, 42957), (215, 37962), (222, 36765), (258, 31635), (270, 30229), (285, 28638), (333, 24510), (342, 23865), (370, 22059), (387, 21090), (430, 18981), (513, 15910), (555, 14706), (570, 14319), (645, 12654), (666, 12255), (703, 11610), (774, 10545), (817, 9990), (855, 9546), (999, 8170), (1026, 7955), (1110, 7353), (1161, 7030), (1290, 6327), (1406, 5805), (1591, 5130), (1634, 4995), (1665, 4902), (1710, 4773), (1935, 4218), (1998, 4085), (2109, 3870), (2322, 3515), (2451, 3330), (2565, 3182)]