3161780720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{347}}^1$

素因数の和:727

約数の個数: 160

約数和(自身を含む): 8612448768

約数和(自身を除く): 5450668048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 307, 347, 371, 424, 530, 560, 614, 694, 742, 848, 1060, 1228, 1388, 1484, 1535, 1735, 1855, 2120, 2149, 2429, 2456, 2776, 2968, 3070, 3470, 3710, 4240, 4298, 4858, 4912, 5552, 5936, 6140, 6940, 7420, 8596, 9716, 10745, 12145, 12280, 13880, 14840, 16271, 17192, 18391, 19432, 21490, 24290, 24560, 27760, 29680, 32542, 34384, 36782, 38864, 42980, 48580, 65084, 73564, 81355, 85960, 91955, 97160, 106529, 113897, 128737, 130168, 147128, 162710, 171920, 183910, 194320, 213058, 227794, 257474, 260336, 294256, 325420, 367820, 426116, 455588, 514948, 532645, 569485, 643685, 650840, 735640, 745703, 852232, 911176, 1029896, 1065290, 1138970, 1287370, 1301680, 1471280, 1491406, 1704464, 1822352, 2059792, 2130580, 2277940, 2574740, 2982812, 3728515, 4261160, 4555880, 5149480, 5646037, 5965624, 7457030, 8522320, 9111760, 10298960, 11292074, 11931248, 14914060, 22584148, 28230185, 29828120, 39522259, 45168296, 56460370, 59656240, 79044518, 90336592, 112920740, 158089036, 197611295, 225841480, 316178072, 395222590, 451682960, 632356144, 790445180, 1580890360, 3161780720]

約数ペア:

[(1, 3161780720), (2, 1580890360), (4, 790445180), (5, 632356144), (7, 451682960), (8, 395222590), (10, 316178072), (14, 225841480), (16, 197611295), (20, 158089036), (28, 112920740), (35, 90336592), (40, 79044518), (53, 59656240), (56, 56460370), (70, 45168296), (80, 39522259), (106, 29828120), (112, 28230185), (140, 22584148), (212, 14914060), (265, 11931248), (280, 11292074), (307, 10298960), (347, 9111760), (371, 8522320), (424, 7457030), (530, 5965624), (560, 5646037), (614, 5149480), (694, 4555880), (742, 4261160), (848, 3728515), (1060, 2982812), (1228, 2574740), (1388, 2277940), (1484, 2130580), (1535, 2059792), (1735, 1822352), (1855, 1704464), (2120, 1491406), (2149, 1471280), (2429, 1301680), (2456, 1287370), (2776, 1138970), (2968, 1065290), (3070, 1029896), (3470, 911176), (3710, 852232), (4240, 745703), (4298, 735640), (4858, 650840), (4912, 643685), (5552, 569485), (5936, 532645), (6140, 514948), (6940, 455588), (7420, 426116), (8596, 367820), (9716, 325420), (10745, 294256), (12145, 260336), (12280, 257474), (13880, 227794), (14840, 213058), (16271, 194320), (17192, 183910), (18391, 171920), (19432, 162710), (21490, 147128), (24290, 130168), (24560, 128737), (27760, 113897), (29680, 106529), (32542, 97160), (34384, 91955), (36782, 85960), (38864, 81355), (42980, 73564), (48580, 65084)]