67951980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:253

約数の個数: 192

約数和(自身を含む): 229824000

約数和(自身を除く): 161872020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 37, 38, 45, 54, 57, 60, 74, 76, 90, 95, 108, 111, 114, 135, 148, 171, 179, 180, 185, 190, 222, 228, 270, 285, 333, 342, 358, 370, 380, 444, 513, 537, 540, 555, 570, 666, 684, 703, 716, 740, 855, 895, 999, 1026, 1074, 1110, 1140, 1332, 1406, 1611, 1665, 1710, 1790, 1998, 2052, 2109, 2148, 2220, 2565, 2685, 2812, 3222, 3330, 3401, 3420, 3515, 3580, 3996, 4218, 4833, 4995, 5130, 5370, 6327, 6444, 6623, 6660, 6802, 7030, 8055, 8436, 9666, 9990, 10203, 10260, 10545, 10740, 12654, 13246, 13604, 14060, 16110, 17005, 18981, 19332, 19869, 19980, 20406, 21090, 24165, 25308, 26492, 30609, 31635, 32220, 33115, 34010, 37962, 39738, 40812, 42180, 48330, 51015, 59607, 61218, 63270, 66230, 68020, 75924, 79476, 91827, 94905, 96660, 99345, 102030, 119214, 122436, 125837, 126540, 132460, 153045, 178821, 183654, 189810, 198690, 204060, 238428, 251674, 298035, 306090, 357642, 367308, 377511, 379620, 397380, 459135, 503348, 596070, 612180, 629185, 715284, 755022, 894105, 918270, 1132533, 1192140, 1258370, 1510044, 1788210, 1836540, 1887555, 2265066, 2516740, 3397599, 3576420, 3775110, 4530132, 5662665, 6795198, 7550220, 11325330, 13590396, 16987995, 22650660, 33975990, 67951980]

約数ペア:

[(1, 67951980), (2, 33975990), (3, 22650660), (4, 16987995), (5, 13590396), (6, 11325330), (9, 7550220), (10, 6795198), (12, 5662665), (15, 4530132), (18, 3775110), (19, 3576420), (20, 3397599), (27, 2516740), (30, 2265066), (36, 1887555), (37, 1836540), (38, 1788210), (45, 1510044), (54, 1258370), (57, 1192140), (60, 1132533), (74, 918270), (76, 894105), (90, 755022), (95, 715284), (108, 629185), (111, 612180), (114, 596070), (135, 503348), (148, 459135), (171, 397380), (179, 379620), (180, 377511), (185, 367308), (190, 357642), (222, 306090), (228, 298035), (270, 251674), (285, 238428), (333, 204060), (342, 198690), (358, 189810), (370, 183654), (380, 178821), (444, 153045), (513, 132460), (537, 126540), (540, 125837), (555, 122436), (570, 119214), (666, 102030), (684, 99345), (703, 96660), (716, 94905), (740, 91827), (855, 79476), (895, 75924), (999, 68020), (1026, 66230), (1074, 63270), (1110, 61218), (1140, 59607), (1332, 51015), (1406, 48330), (1611, 42180), (1665, 40812), (1710, 39738), (1790, 37962), (1998, 34010), (2052, 33115), (2109, 32220), (2148, 31635), (2220, 30609), (2565, 26492), (2685, 25308), (2812, 24165), (3222, 21090), (3330, 20406), (3401, 19980), (3420, 19869), (3515, 19332), (3580, 18981), (3996, 17005), (4218, 16110), (4833, 14060), (4995, 13604), (5130, 13246), (5370, 12654), (6327, 10740), (6444, 10545), (6623, 10260), (6660, 10203), (6802, 9990), (7030, 9666), (8055, 8436)]