189447440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:577

約数の個数: 160

約数和(自身を含む): 553464576

約数和(自身を除く): 364017136

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 80, 91, 104, 106, 112, 130, 140, 182, 208, 212, 260, 265, 280, 364, 371, 424, 455, 491, 520, 530, 560, 689, 728, 742, 848, 910, 982, 1040, 1060, 1378, 1456, 1484, 1820, 1855, 1964, 2120, 2455, 2756, 2968, 3437, 3445, 3640, 3710, 3928, 4240, 4823, 4910, 5512, 5936, 6383, 6874, 6890, 7280, 7420, 7856, 9646, 9820, 11024, 12766, 13748, 13780, 14840, 17185, 19292, 19640, 24115, 25532, 26023, 27496, 27560, 29680, 31915, 34370, 38584, 39280, 44681, 48230, 51064, 52046, 54992, 55120, 63830, 68740, 77168, 89362, 96460, 102128, 104092, 127660, 130115, 137480, 178724, 182161, 192920, 208184, 223405, 255320, 260230, 274960, 338299, 357448, 364322, 385840, 416368, 446810, 510640, 520460, 676598, 714896, 728644, 893620, 910805, 1040920, 1353196, 1457288, 1691495, 1787240, 1821610, 2081840, 2368093, 2706392, 2914576, 3382990, 3574480, 3643220, 4736186, 5412784, 6765980, 7286440, 9472372, 11840465, 13531960, 14572880, 18944744, 23680930, 27063920, 37889488, 47361860, 94723720, 189447440]

約数ペア:

[(1, 189447440), (2, 94723720), (4, 47361860), (5, 37889488), (7, 27063920), (8, 23680930), (10, 18944744), (13, 14572880), (14, 13531960), (16, 11840465), (20, 9472372), (26, 7286440), (28, 6765980), (35, 5412784), (40, 4736186), (52, 3643220), (53, 3574480), (56, 3382990), (65, 2914576), (70, 2706392), (80, 2368093), (91, 2081840), (104, 1821610), (106, 1787240), (112, 1691495), (130, 1457288), (140, 1353196), (182, 1040920), (208, 910805), (212, 893620), (260, 728644), (265, 714896), (280, 676598), (364, 520460), (371, 510640), (424, 446810), (455, 416368), (491, 385840), (520, 364322), (530, 357448), (560, 338299), (689, 274960), (728, 260230), (742, 255320), (848, 223405), (910, 208184), (982, 192920), (1040, 182161), (1060, 178724), (1378, 137480), (1456, 130115), (1484, 127660), (1820, 104092), (1855, 102128), (1964, 96460), (2120, 89362), (2455, 77168), (2756, 68740), (2968, 63830), (3437, 55120), (3445, 54992), (3640, 52046), (3710, 51064), (3928, 48230), (4240, 44681), (4823, 39280), (4910, 38584), (5512, 34370), (5936, 31915), (6383, 29680), (6874, 27560), (6890, 27496), (7280, 26023), (7420, 25532), (7856, 24115), (9646, 19640), (9820, 19292), (11024, 17185), (12766, 14840), (13748, 13780)]