1380255240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{126397}}^1$

素因数の和:126431

約数の個数: 128

約数和(自身を含む): 5096367360

約数和(自身を除く): 3716112120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 126397, 252794, 379191, 505588, 631985, 758382, 884779, 1011176, 1263970, 1516764, 1643161, 1769558, 1895955, 2527940, 2654337, 3033528, 3286322, 3539116, 3791910, 4423895, 4929483, 5055880, 5308674, 6572644, 7078232, 7583820, 8215805, 8847790, 9858966, 10617348, 11502127, 13145288, 13271685, 15167640, 16431610, 17695580, 19717932, 21234696, 23004254, 24647415, 26543370, 32863220, 34506381, 35391160, 39435864, 46008508, 49294830, 53086740, 57510635, 65726440, 69012762, 92017016, 98589660, 106173480, 115021270, 138025524, 172531905, 197179320, 230042540, 276051048, 345063810, 460085080, 690127620, 1380255240]

約数ペア:

[(1, 1380255240), (2, 690127620), (3, 460085080), (4, 345063810), (5, 276051048), (6, 230042540), (7, 197179320), (8, 172531905), (10, 138025524), (12, 115021270), (13, 106173480), (14, 98589660), (15, 92017016), (20, 69012762), (21, 65726440), (24, 57510635), (26, 53086740), (28, 49294830), (30, 46008508), (35, 39435864), (39, 35391160), (40, 34506381), (42, 32863220), (52, 26543370), (56, 24647415), (60, 23004254), (65, 21234696), (70, 19717932), (78, 17695580), (84, 16431610), (91, 15167640), (104, 13271685), (105, 13145288), (120, 11502127), (130, 10617348), (140, 9858966), (156, 8847790), (168, 8215805), (182, 7583820), (195, 7078232), (210, 6572644), (260, 5308674), (273, 5055880), (280, 4929483), (312, 4423895), (364, 3791910), (390, 3539116), (420, 3286322), (455, 3033528), (520, 2654337), (546, 2527940), (728, 1895955), (780, 1769558), (840, 1643161), (910, 1516764), (1092, 1263970), (1365, 1011176), (1560, 884779), (1820, 758382), (2184, 631985), (2730, 505588), (3640, 379191), (5460, 252794), (10920, 126397)]