320411280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{709}}^1$

素因数の和:1001

約数の個数: 160

約数和(自身を含む): 1140998400

約数和(自身を除く): 820587120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 269, 280, 336, 420, 538, 560, 709, 807, 840, 1076, 1345, 1418, 1614, 1680, 1883, 2127, 2152, 2690, 2836, 3228, 3545, 3766, 4035, 4254, 4304, 4963, 5380, 5649, 5672, 6456, 7090, 7532, 8070, 8508, 9415, 9926, 10635, 10760, 11298, 11344, 12912, 14180, 14889, 15064, 16140, 17016, 18830, 19852, 21270, 21520, 22596, 24815, 28245, 28360, 29778, 30128, 32280, 34032, 37660, 39704, 42540, 45192, 49630, 56490, 56720, 59556, 64560, 74445, 75320, 79408, 85080, 90384, 99260, 112980, 119112, 148890, 150640, 170160, 190721, 198520, 225960, 238224, 297780, 381442, 397040, 451920, 572163, 595560, 762884, 953605, 1144326, 1191120, 1335047, 1525768, 1907210, 2288652, 2670094, 2860815, 3051536, 3814420, 4005141, 4577304, 5340188, 5721630, 6675235, 7628840, 8010282, 9154608, 10680376, 11443260, 13350470, 15257680, 16020564, 20025705, 21360752, 22886520, 26700940, 32041128, 40051410, 45773040, 53401880, 64082256, 80102820, 106803760, 160205640, 320411280]

約数ペア:

[(1, 320411280), (2, 160205640), (3, 106803760), (4, 80102820), (5, 64082256), (6, 53401880), (7, 45773040), (8, 40051410), (10, 32041128), (12, 26700940), (14, 22886520), (15, 21360752), (16, 20025705), (20, 16020564), (21, 15257680), (24, 13350470), (28, 11443260), (30, 10680376), (35, 9154608), (40, 8010282), (42, 7628840), (48, 6675235), (56, 5721630), (60, 5340188), (70, 4577304), (80, 4005141), (84, 3814420), (105, 3051536), (112, 2860815), (120, 2670094), (140, 2288652), (168, 1907210), (210, 1525768), (240, 1335047), (269, 1191120), (280, 1144326), (336, 953605), (420, 762884), (538, 595560), (560, 572163), (709, 451920), (807, 397040), (840, 381442), (1076, 297780), (1345, 238224), (1418, 225960), (1614, 198520), (1680, 190721), (1883, 170160), (2127, 150640), (2152, 148890), (2690, 119112), (2836, 112980), (3228, 99260), (3545, 90384), (3766, 85080), (4035, 79408), (4254, 75320), (4304, 74445), (4963, 64560), (5380, 59556), (5649, 56720), (5672, 56490), (6456, 49630), (7090, 45192), (7532, 42540), (8070, 39704), (8508, 37660), (9415, 34032), (9926, 32280), (10635, 30128), (10760, 29778), (11298, 28360), (11344, 28245), (12912, 24815), (14180, 22596), (14889, 21520), (15064, 21270), (16140, 19852), (17016, 18830)]