648232130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:304

約数の個数: 128

約数和(自身を含む): 1486356480

約数和(自身を除く): 838124350

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 79, 91, 127, 130, 142, 158, 182, 254, 355, 395, 455, 497, 553, 635, 710, 790, 889, 910, 923, 994, 1027, 1106, 1270, 1651, 1778, 1846, 2054, 2485, 2765, 3302, 4445, 4615, 4970, 5135, 5530, 5609, 6461, 7189, 8255, 8890, 9017, 9230, 10033, 10270, 11218, 11557, 12922, 14378, 16510, 18034, 20066, 23114, 28045, 32305, 35945, 39263, 45085, 50165, 56090, 57785, 63119, 64610, 70231, 71890, 72917, 78526, 90170, 100330, 115570, 117221, 126238, 130429, 140462, 145834, 196315, 234442, 260858, 315595, 351155, 364585, 392630, 510419, 586105, 631190, 652145, 702310, 712343, 729170, 820547, 913003, 1020838, 1172210, 1304290, 1424686, 1641094, 1826006, 2552095, 3561715, 4102735, 4565015, 4986401, 5104190, 7123430, 8205470, 9130030, 9260459, 9972802, 18520918, 24932005, 46302295, 49864010, 64823213, 92604590, 129646426, 324116065, 648232130]

約数ペア:

[(1, 648232130), (2, 324116065), (5, 129646426), (7, 92604590), (10, 64823213), (13, 49864010), (14, 46302295), (26, 24932005), (35, 18520918), (65, 9972802), (70, 9260459), (71, 9130030), (79, 8205470), (91, 7123430), (127, 5104190), (130, 4986401), (142, 4565015), (158, 4102735), (182, 3561715), (254, 2552095), (355, 1826006), (395, 1641094), (455, 1424686), (497, 1304290), (553, 1172210), (635, 1020838), (710, 913003), (790, 820547), (889, 729170), (910, 712343), (923, 702310), (994, 652145), (1027, 631190), (1106, 586105), (1270, 510419), (1651, 392630), (1778, 364585), (1846, 351155), (2054, 315595), (2485, 260858), (2765, 234442), (3302, 196315), (4445, 145834), (4615, 140462), (4970, 130429), (5135, 126238), (5530, 117221), (5609, 115570), (6461, 100330), (7189, 90170), (8255, 78526), (8890, 72917), (9017, 71890), (9230, 70231), (10033, 64610), (10270, 63119), (11218, 57785), (11557, 56090), (12922, 50165), (14378, 45085), (16510, 39263), (18034, 35945), (20066, 32305), (23114, 28045)]