161672940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{571}}^1$

素因数の和:621

約数の個数: 216

約数和(自身を含む): 581524944

約数和(自身を除く): 419852004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 121, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 242, 260, 286, 330, 363, 390, 396, 429, 468, 484, 495, 571, 572, 585, 605, 660, 715, 726, 780, 858, 990, 1089, 1142, 1170, 1210, 1287, 1430, 1452, 1573, 1713, 1716, 1815, 1980, 2145, 2178, 2284, 2340, 2420, 2574, 2855, 2860, 3146, 3426, 3630, 4290, 4356, 4719, 5139, 5148, 5445, 5710, 6281, 6292, 6435, 6852, 7260, 7423, 7865, 8565, 8580, 9438, 10278, 10890, 11420, 12562, 12870, 14157, 14846, 15730, 17130, 18843, 18876, 20556, 21780, 22269, 23595, 25124, 25695, 25740, 28314, 29692, 31405, 31460, 34260, 37115, 37686, 44538, 47190, 51390, 56529, 56628, 62810, 66807, 69091, 70785, 74230, 75372, 81653, 89076, 94215, 94380, 102780, 111345, 113058, 125620, 133614, 138182, 141570, 148460, 163306, 188430, 207273, 222690, 226116, 244959, 267228, 276364, 282645, 283140, 326612, 334035, 345455, 376860, 408265, 414546, 445380, 489918, 565290, 621819, 668070, 690910, 734877, 816530, 829092, 898183, 979836, 1036365, 1130580, 1224795, 1243638, 1336140, 1381820, 1469754, 1633060, 1796366, 2072730, 2449590, 2487276, 2694549, 2939508, 3109095, 3592732, 3674385, 4145460, 4490915, 4899180, 5389098, 6218190, 7348770, 8083647, 8981830, 10778196, 12436380, 13472745, 14697540, 16167294, 17963660, 26945490, 32334588, 40418235, 53890980, 80836470, 161672940]

約数ペア:

[(1, 161672940), (2, 80836470), (3, 53890980), (4, 40418235), (5, 32334588), (6, 26945490), (9, 17963660), (10, 16167294), (11, 14697540), (12, 13472745), (13, 12436380), (15, 10778196), (18, 8981830), (20, 8083647), (22, 7348770), (26, 6218190), (30, 5389098), (33, 4899180), (36, 4490915), (39, 4145460), (44, 3674385), (45, 3592732), (52, 3109095), (55, 2939508), (60, 2694549), (65, 2487276), (66, 2449590), (78, 2072730), (90, 1796366), (99, 1633060), (110, 1469754), (117, 1381820), (121, 1336140), (130, 1243638), (132, 1224795), (143, 1130580), (156, 1036365), (165, 979836), (180, 898183), (195, 829092), (198, 816530), (220, 734877), (234, 690910), (242, 668070), (260, 621819), (286, 565290), (330, 489918), (363, 445380), (390, 414546), (396, 408265), (429, 376860), (468, 345455), (484, 334035), (495, 326612), (571, 283140), (572, 282645), (585, 276364), (605, 267228), (660, 244959), (715, 226116), (726, 222690), (780, 207273), (858, 188430), (990, 163306), (1089, 148460), (1142, 141570), (1170, 138182), (1210, 133614), (1287, 125620), (1430, 113058), (1452, 111345), (1573, 102780), (1713, 94380), (1716, 94215), (1815, 89076), (1980, 81653), (2145, 75372), (2178, 74230), (2284, 70785), (2340, 69091), (2420, 66807), (2574, 62810), (2855, 56628), (2860, 56529), (3146, 51390), (3426, 47190), (3630, 44538), (4290, 37686), (4356, 37115), (4719, 34260), (5139, 31460), (5148, 31405), (5445, 29692), (5710, 28314), (6281, 25740), (6292, 25695), (6435, 25124), (6852, 23595), (7260, 22269), (7423, 21780), (7865, 20556), (8565, 18876), (8580, 18843), (9438, 17130), (10278, 15730), (10890, 14846), (11420, 14157), (12562, 12870)]