400412740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 1098252288

約数和(自身を除く): 697839548

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 47, 52, 62, 65, 70, 91, 94, 124, 130, 140, 151, 155, 182, 188, 217, 235, 260, 302, 310, 329, 364, 403, 434, 455, 470, 604, 611, 620, 658, 755, 806, 868, 910, 940, 1057, 1085, 1222, 1316, 1457, 1510, 1612, 1645, 1820, 1963, 2015, 2114, 2170, 2444, 2821, 2914, 3020, 3055, 3290, 3926, 4030, 4228, 4277, 4340, 4681, 5285, 5642, 5828, 6110, 6580, 7097, 7285, 7852, 8060, 8554, 9362, 9815, 10199, 10570, 11284, 12220, 13741, 14105, 14194, 14570, 17108, 18724, 18941, 19630, 20398, 21140, 21385, 23405, 27482, 28210, 28388, 29140, 32767, 35485, 37882, 39260, 40796, 42770, 46810, 49679, 50995, 54964, 56420, 60853, 65534, 68705, 70970, 75764, 85540, 92261, 93620, 94705, 99358, 101990, 121706, 131068, 132587, 137410, 141940, 163835, 184522, 189410, 198716, 203980, 220007, 243412, 248395, 265174, 274820, 304265, 327670, 369044, 378820, 425971, 440014, 461305, 496790, 530348, 608530, 645827, 655340, 662935, 851942, 880028, 922610, 993580, 1100035, 1217060, 1291654, 1325870, 1540049, 1703884, 1845220, 2129855, 2200070, 2583308, 2651740, 2860091, 3080098, 3229135, 4259710, 4400140, 5720182, 6160196, 6458270, 7700245, 8519420, 11440364, 12916540, 14300455, 15400490, 20020637, 28600910, 30800980, 40041274, 57201820, 80082548, 100103185, 200206370, 400412740]

約数ペア:

[(1, 400412740), (2, 200206370), (4, 100103185), (5, 80082548), (7, 57201820), (10, 40041274), (13, 30800980), (14, 28600910), (20, 20020637), (26, 15400490), (28, 14300455), (31, 12916540), (35, 11440364), (47, 8519420), (52, 7700245), (62, 6458270), (65, 6160196), (70, 5720182), (91, 4400140), (94, 4259710), (124, 3229135), (130, 3080098), (140, 2860091), (151, 2651740), (155, 2583308), (182, 2200070), (188, 2129855), (217, 1845220), (235, 1703884), (260, 1540049), (302, 1325870), (310, 1291654), (329, 1217060), (364, 1100035), (403, 993580), (434, 922610), (455, 880028), (470, 851942), (604, 662935), (611, 655340), (620, 645827), (658, 608530), (755, 530348), (806, 496790), (868, 461305), (910, 440014), (940, 425971), (1057, 378820), (1085, 369044), (1222, 327670), (1316, 304265), (1457, 274820), (1510, 265174), (1612, 248395), (1645, 243412), (1820, 220007), (1963, 203980), (2015, 198716), (2114, 189410), (2170, 184522), (2444, 163835), (2821, 141940), (2914, 137410), (3020, 132587), (3055, 131068), (3290, 121706), (3926, 101990), (4030, 99358), (4228, 94705), (4277, 93620), (4340, 92261), (4681, 85540), (5285, 75764), (5642, 70970), (5828, 68705), (6110, 65534), (6580, 60853), (7097, 56420), (7285, 54964), (7852, 50995), (8060, 49679), (8554, 46810), (9362, 42770), (9815, 40796), (10199, 39260), (10570, 37882), (11284, 35485), (12220, 32767), (13741, 29140), (14105, 28388), (14194, 28210), (14570, 27482), (17108, 23405), (18724, 21385), (18941, 21140), (19630, 20398)]