18763290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 192

約数和(自身を含む): 62899200

約数和(自身を除く): 44135910

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 29, 30, 35, 39, 42, 45, 58, 63, 65, 70, 78, 79, 87, 90, 91, 105, 117, 126, 130, 145, 158, 174, 182, 195, 203, 210, 234, 237, 261, 273, 290, 315, 377, 390, 395, 406, 435, 455, 474, 522, 546, 553, 585, 609, 630, 711, 754, 790, 819, 870, 910, 1015, 1027, 1106, 1131, 1170, 1185, 1218, 1305, 1365, 1422, 1638, 1659, 1827, 1885, 2030, 2054, 2262, 2291, 2370, 2610, 2639, 2730, 2765, 3045, 3081, 3318, 3393, 3555, 3654, 3770, 4095, 4582, 4977, 5135, 5278, 5530, 5655, 6090, 6162, 6786, 6873, 7110, 7189, 7917, 8190, 8295, 9135, 9243, 9954, 10270, 11310, 11455, 13195, 13746, 14378, 15405, 15834, 16037, 16590, 16965, 18270, 18486, 20619, 21567, 22910, 23751, 24885, 26390, 29783, 30810, 32074, 33930, 34365, 35945, 39585, 41238, 43134, 46215, 47502, 48111, 49770, 59566, 64701, 68730, 71890, 79170, 80185, 89349, 92430, 96222, 103095, 107835, 118755, 129402, 144333, 148915, 160370, 178698, 206190, 208481, 215670, 237510, 240555, 268047, 288666, 297830, 323505, 416962, 446745, 481110, 536094, 625443, 647010, 721665, 893490, 1042405, 1250886, 1340235, 1443330, 1876329, 2084810, 2680470, 3127215, 3752658, 6254430, 9381645, 18763290]

約数ペア:

[(1, 18763290), (2, 9381645), (3, 6254430), (5, 3752658), (6, 3127215), (7, 2680470), (9, 2084810), (10, 1876329), (13, 1443330), (14, 1340235), (15, 1250886), (18, 1042405), (21, 893490), (26, 721665), (29, 647010), (30, 625443), (35, 536094), (39, 481110), (42, 446745), (45, 416962), (58, 323505), (63, 297830), (65, 288666), (70, 268047), (78, 240555), (79, 237510), (87, 215670), (90, 208481), (91, 206190), (105, 178698), (117, 160370), (126, 148915), (130, 144333), (145, 129402), (158, 118755), (174, 107835), (182, 103095), (195, 96222), (203, 92430), (210, 89349), (234, 80185), (237, 79170), (261, 71890), (273, 68730), (290, 64701), (315, 59566), (377, 49770), (390, 48111), (395, 47502), (406, 46215), (435, 43134), (455, 41238), (474, 39585), (522, 35945), (546, 34365), (553, 33930), (585, 32074), (609, 30810), (630, 29783), (711, 26390), (754, 24885), (790, 23751), (819, 22910), (870, 21567), (910, 20619), (1015, 18486), (1027, 18270), (1106, 16965), (1131, 16590), (1170, 16037), (1185, 15834), (1218, 15405), (1305, 14378), (1365, 13746), (1422, 13195), (1638, 11455), (1659, 11310), (1827, 10270), (1885, 9954), (2030, 9243), (2054, 9135), (2262, 8295), (2291, 8190), (2370, 7917), (2610, 7189), (2639, 7110), (2730, 6873), (2765, 6786), (3045, 6162), (3081, 6090), (3318, 5655), (3393, 5530), (3555, 5278), (3654, 5135), (3770, 4977), (4095, 4582)]