2154141990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23911}}^1$

素因数の和:23955

約数の個数: 192

約数和(自身を含む): 7520228352

約数和(自身を除く): 5366086362

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 15, 18, 21, 22, 26, 30, 33, 35, 39, 42, 45, 55, 63, 65, 66, 70, 77, 78, 90, 91, 99, 105, 110, 117, 126, 130, 143, 154, 165, 182, 195, 198, 210, 231, 234, 273, 286, 315, 330, 385, 390, 429, 455, 462, 495, 546, 585, 630, 693, 715, 770, 819, 858, 910, 990, 1001, 1155, 1170, 1287, 1365, 1386, 1430, 1638, 2002, 2145, 2310, 2574, 2730, 3003, 3465, 4095, 4290, 5005, 6006, 6435, 6930, 8190, 9009, 10010, 12870, 15015, 18018, 23911, 30030, 45045, 47822, 71733, 90090, 119555, 143466, 167377, 215199, 239110, 263021, 310843, 334754, 358665, 430398, 502131, 526042, 621686, 717330, 789063, 836885, 932529, 1004262, 1075995, 1315105, 1506393, 1554215, 1578126, 1673770, 1841147, 1865058, 2151990, 2175901, 2367189, 2510655, 2630210, 2797587, 3012786, 3108430, 3419273, 3682294, 3945315, 4351802, 4662645, 4734378, 5021310, 5523441, 5595174, 6527703, 6838546, 7531965, 7890630, 9205735, 9325290, 10257819, 10879505, 11046882, 11835945, 13055406, 13987935, 15063930, 16570323, 17096365, 18411470, 19583109, 20515638, 21759010, 23671890, 23934911, 27617205, 27975870, 30773457, 32638515, 33140646, 34192730, 39166218, 47869822, 51289095, 55234410, 61546914, 65277030, 71804733, 82851615, 97915545, 102578190, 119674555, 143609466, 153867285, 165703230, 195831090, 215414199, 239349110, 307734570, 359023665, 430828398, 718047330, 1077070995, 2154141990]

約数ペア:

[(1, 2154141990), (2, 1077070995), (3, 718047330), (5, 430828398), (6, 359023665), (7, 307734570), (9, 239349110), (10, 215414199), (11, 195831090), (13, 165703230), (14, 153867285), (15, 143609466), (18, 119674555), (21, 102578190), (22, 97915545), (26, 82851615), (30, 71804733), (33, 65277030), (35, 61546914), (39, 55234410), (42, 51289095), (45, 47869822), (55, 39166218), (63, 34192730), (65, 33140646), (66, 32638515), (70, 30773457), (77, 27975870), (78, 27617205), (90, 23934911), (91, 23671890), (99, 21759010), (105, 20515638), (110, 19583109), (117, 18411470), (126, 17096365), (130, 16570323), (143, 15063930), (154, 13987935), (165, 13055406), (182, 11835945), (195, 11046882), (198, 10879505), (210, 10257819), (231, 9325290), (234, 9205735), (273, 7890630), (286, 7531965), (315, 6838546), (330, 6527703), (385, 5595174), (390, 5523441), (429, 5021310), (455, 4734378), (462, 4662645), (495, 4351802), (546, 3945315), (585, 3682294), (630, 3419273), (693, 3108430), (715, 3012786), (770, 2797587), (819, 2630210), (858, 2510655), (910, 2367189), (990, 2175901), (1001, 2151990), (1155, 1865058), (1170, 1841147), (1287, 1673770), (1365, 1578126), (1386, 1554215), (1430, 1506393), (1638, 1315105), (2002, 1075995), (2145, 1004262), (2310, 932529), (2574, 836885), (2730, 789063), (3003, 717330), (3465, 621686), (4095, 526042), (4290, 502131), (5005, 430398), (6006, 358665), (6435, 334754), (6930, 310843), (8190, 263021), (9009, 239110), (10010, 215199), (12870, 167377), (15015, 143466), (18018, 119555), (23911, 90090), (30030, 71733), (45045, 47822)]