405032280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:569

約数の個数: 128

約数和(自身を含む): 1244782080

約数和(自身を除く): 839749800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 137, 142, 213, 274, 284, 347, 355, 411, 426, 548, 568, 685, 694, 710, 822, 852, 1041, 1065, 1096, 1370, 1388, 1420, 1644, 1704, 1735, 2055, 2082, 2130, 2740, 2776, 2840, 3288, 3470, 4110, 4164, 4260, 5205, 5480, 6940, 8220, 8328, 8520, 9727, 10410, 13880, 16440, 19454, 20820, 24637, 29181, 38908, 41640, 47539, 48635, 49274, 58362, 73911, 77816, 95078, 97270, 98548, 116724, 123185, 142617, 145905, 147822, 190156, 194540, 197096, 233448, 237695, 246370, 285234, 291810, 295644, 369555, 380312, 389080, 475390, 492740, 570468, 583620, 591288, 713085, 739110, 950780, 985480, 1140936, 1167240, 1426170, 1478220, 1901560, 2852340, 2956440, 3375269, 5704680, 6750538, 10125807, 13501076, 16876345, 20251614, 27002152, 33752690, 40503228, 50629035, 67505380, 81006456, 101258070, 135010760, 202516140, 405032280]

約数ペア:

[(1, 405032280), (2, 202516140), (3, 135010760), (4, 101258070), (5, 81006456), (6, 67505380), (8, 50629035), (10, 40503228), (12, 33752690), (15, 27002152), (20, 20251614), (24, 16876345), (30, 13501076), (40, 10125807), (60, 6750538), (71, 5704680), (120, 3375269), (137, 2956440), (142, 2852340), (213, 1901560), (274, 1478220), (284, 1426170), (347, 1167240), (355, 1140936), (411, 985480), (426, 950780), (548, 739110), (568, 713085), (685, 591288), (694, 583620), (710, 570468), (822, 492740), (852, 475390), (1041, 389080), (1065, 380312), (1096, 369555), (1370, 295644), (1388, 291810), (1420, 285234), (1644, 246370), (1704, 237695), (1735, 233448), (2055, 197096), (2082, 194540), (2130, 190156), (2740, 147822), (2776, 145905), (2840, 142617), (3288, 123185), (3470, 116724), (4110, 98548), (4164, 97270), (4260, 95078), (5205, 77816), (5480, 73911), (6940, 58362), (8220, 49274), (8328, 48635), (8520, 47539), (9727, 41640), (10410, 38908), (13880, 29181), (16440, 24637), (19454, 20820)]