1289631840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20201}}^1$

素因数の和:20245

約数の個数: 192

約数和(自身を含む): 4887267840

約数和(自身を除く): 3597636000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 1064, 1120, 1140, 1330, 1520, 1596, 1680, 1824, 1995, 2128, 2280, 2660, 3040, 3192, 3360, 3990, 4256, 4560, 5320, 6384, 7980, 9120, 10640, 12768, 15960, 20201, 21280, 31920, 40402, 60603, 63840, 80804, 101005, 121206, 141407, 161608, 202010, 242412, 282814, 303015, 323216, 383819, 404020, 424221, 484824, 565628, 606030, 646432, 707035, 767638, 808040, 848442, 969648, 1131256, 1151457, 1212060, 1414070, 1535276, 1616080, 1696884, 1919095, 1939296, 2121105, 2262512, 2302914, 2424120, 2686733, 2828140, 3070552, 3232160, 3393768, 3838190, 4242210, 4525024, 4605828, 4848240, 5373466, 5656280, 5757285, 6141104, 6787536, 7676380, 8060199, 8484420, 9211656, 9696480, 10746932, 11312560, 11514570, 12282208, 13433665, 13575072, 15352760, 16120398, 16968840, 18423312, 21493864, 22625120, 23029140, 26867330, 30705520, 32240796, 33937680, 36846624, 40300995, 42987728, 46058280, 53734660, 61411040, 64481592, 67875360, 80601990, 85975456, 92116560, 107469320, 128963184, 161203980, 184233120, 214938640, 257926368, 322407960, 429877280, 644815920, 1289631840]

約数ペア:

[(1, 1289631840), (2, 644815920), (3, 429877280), (4, 322407960), (5, 257926368), (6, 214938640), (7, 184233120), (8, 161203980), (10, 128963184), (12, 107469320), (14, 92116560), (15, 85975456), (16, 80601990), (19, 67875360), (20, 64481592), (21, 61411040), (24, 53734660), (28, 46058280), (30, 42987728), (32, 40300995), (35, 36846624), (38, 33937680), (40, 32240796), (42, 30705520), (48, 26867330), (56, 23029140), (57, 22625120), (60, 21493864), (70, 18423312), (76, 16968840), (80, 16120398), (84, 15352760), (95, 13575072), (96, 13433665), (105, 12282208), (112, 11514570), (114, 11312560), (120, 10746932), (133, 9696480), (140, 9211656), (152, 8484420), (160, 8060199), (168, 7676380), (190, 6787536), (210, 6141104), (224, 5757285), (228, 5656280), (240, 5373466), (266, 4848240), (280, 4605828), (285, 4525024), (304, 4242210), (336, 3838190), (380, 3393768), (399, 3232160), (420, 3070552), (456, 2828140), (480, 2686733), (532, 2424120), (560, 2302914), (570, 2262512), (608, 2121105), (665, 1939296), (672, 1919095), (760, 1696884), (798, 1616080), (840, 1535276), (912, 1414070), (1064, 1212060), (1120, 1151457), (1140, 1131256), (1330, 969648), (1520, 848442), (1596, 808040), (1680, 767638), (1824, 707035), (1995, 646432), (2128, 606030), (2280, 565628), (2660, 484824), (3040, 424221), (3192, 404020), (3360, 383819), (3990, 323216), (4256, 303015), (4560, 282814), (5320, 242412), (6384, 202010), (7980, 161608), (9120, 141407), (10640, 121206), (12768, 101005), (15960, 80804), (20201, 63840), (21280, 60603), (31920, 40402)]