840105900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{673}}^1$

素因数の和:785

約数の個数: 216

約数和(自身を含む): 2814003920

約数和(自身を除く): 1973898020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 73, 75, 76, 90, 95, 100, 114, 146, 150, 171, 180, 190, 219, 225, 228, 285, 292, 300, 342, 365, 380, 438, 450, 475, 570, 657, 673, 684, 730, 855, 876, 900, 950, 1095, 1140, 1314, 1346, 1387, 1425, 1460, 1710, 1825, 1900, 2019, 2190, 2628, 2692, 2774, 2850, 3285, 3365, 3420, 3650, 4038, 4161, 4275, 4380, 5475, 5548, 5700, 6057, 6570, 6730, 6935, 7300, 8076, 8322, 8550, 10095, 10950, 12114, 12483, 12787, 13140, 13460, 13870, 16425, 16644, 16825, 17100, 20190, 20805, 21900, 24228, 24966, 25574, 27740, 30285, 32850, 33650, 34675, 38361, 40380, 41610, 49129, 49932, 50475, 51148, 60570, 62415, 63935, 65700, 67300, 69350, 76722, 83220, 98258, 100950, 104025, 115083, 121140, 124830, 127870, 138700, 147387, 151425, 153444, 191805, 196516, 201900, 208050, 230166, 245645, 249660, 255740, 294774, 302850, 312075, 319675, 383610, 416100, 442161, 460332, 491290, 575415, 589548, 605700, 624150, 639350, 736935, 767220, 884322, 933451, 959025, 982580, 1150830, 1228225, 1248300, 1278700, 1473870, 1768644, 1866902, 1918050, 2210805, 2301660, 2456450, 2800353, 2877075, 2947740, 3684675, 3733804, 3836100, 4421610, 4667255, 4912900, 5600706, 5754150, 7369350, 8401059, 8843220, 9334510, 11054025, 11201412, 11508300, 14001765, 14738700, 16802118, 18669020, 22108050, 23336275, 28003530, 33604236, 42005295, 44216100, 46672550, 56007060, 70008825, 84010590, 93345100, 140017650, 168021180, 210026475, 280035300, 420052950, 840105900]

約数ペア:

[(1, 840105900), (2, 420052950), (3, 280035300), (4, 210026475), (5, 168021180), (6, 140017650), (9, 93345100), (10, 84010590), (12, 70008825), (15, 56007060), (18, 46672550), (19, 44216100), (20, 42005295), (25, 33604236), (30, 28003530), (36, 23336275), (38, 22108050), (45, 18669020), (50, 16802118), (57, 14738700), (60, 14001765), (73, 11508300), (75, 11201412), (76, 11054025), (90, 9334510), (95, 8843220), (100, 8401059), (114, 7369350), (146, 5754150), (150, 5600706), (171, 4912900), (180, 4667255), (190, 4421610), (219, 3836100), (225, 3733804), (228, 3684675), (285, 2947740), (292, 2877075), (300, 2800353), (342, 2456450), (365, 2301660), (380, 2210805), (438, 1918050), (450, 1866902), (475, 1768644), (570, 1473870), (657, 1278700), (673, 1248300), (684, 1228225), (730, 1150830), (855, 982580), (876, 959025), (900, 933451), (950, 884322), (1095, 767220), (1140, 736935), (1314, 639350), (1346, 624150), (1387, 605700), (1425, 589548), (1460, 575415), (1710, 491290), (1825, 460332), (1900, 442161), (2019, 416100), (2190, 383610), (2628, 319675), (2692, 312075), (2774, 302850), (2850, 294774), (3285, 255740), (3365, 249660), (3420, 245645), (3650, 230166), (4038, 208050), (4161, 201900), (4275, 196516), (4380, 191805), (5475, 153444), (5548, 151425), (5700, 147387), (6057, 138700), (6570, 127870), (6730, 124830), (6935, 121140), (7300, 115083), (8076, 104025), (8322, 100950), (8550, 98258), (10095, 83220), (10950, 76722), (12114, 69350), (12483, 67300), (12787, 65700), (13140, 63935), (13460, 62415), (13870, 60570), (16425, 51148), (16644, 50475), (16825, 49932), (17100, 49129), (20190, 41610), (20805, 40380), (21900, 38361), (24228, 34675), (24966, 33650), (25574, 32850), (27740, 30285)]