28355600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 240

約数和(自身を含む): 90410880

約数和(自身を除く): 62055280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 25, 26, 28, 35, 38, 40, 41, 50, 52, 56, 65, 70, 76, 80, 82, 91, 95, 100, 104, 112, 130, 133, 140, 152, 164, 175, 182, 190, 200, 205, 208, 247, 260, 266, 280, 287, 304, 325, 328, 350, 364, 380, 400, 410, 455, 475, 494, 520, 532, 533, 560, 574, 650, 656, 665, 700, 728, 760, 779, 820, 910, 950, 988, 1025, 1040, 1064, 1066, 1148, 1235, 1300, 1330, 1400, 1435, 1456, 1520, 1558, 1640, 1729, 1820, 1900, 1976, 2050, 2128, 2132, 2275, 2296, 2470, 2600, 2660, 2665, 2800, 2870, 3116, 3280, 3325, 3458, 3640, 3731, 3800, 3895, 3952, 4100, 4264, 4550, 4592, 4940, 5200, 5320, 5330, 5453, 5740, 6175, 6232, 6650, 6916, 7175, 7280, 7462, 7600, 7790, 8200, 8528, 8645, 9100, 9880, 10127, 10640, 10660, 10906, 11480, 12350, 12464, 13300, 13325, 13832, 14350, 14924, 15580, 16400, 17290, 18200, 18655, 19475, 19760, 20254, 21320, 21812, 22960, 24700, 26600, 26650, 27265, 27664, 28700, 29848, 31160, 34580, 36400, 37310, 38950, 40508, 42640, 43225, 43624, 49400, 50635, 53200, 53300, 54530, 57400, 59696, 62320, 69160, 70889, 74620, 77900, 81016, 86450, 87248, 93275, 98800, 101270, 106600, 109060, 114800, 136325, 138320, 141778, 149240, 155800, 162032, 172900, 186550, 202540, 213200, 218120, 253175, 272650, 283556, 298480, 311600, 345800, 354445, 373100, 405080, 436240, 506350, 545300, 567112, 691600, 708890, 746200, 810160, 1012700, 1090600, 1134224, 1417780, 1492400, 1772225, 2025400, 2181200, 2835560, 3544450, 4050800, 5671120, 7088900, 14177800, 28355600]

約数ペア:

[(1, 28355600), (2, 14177800), (4, 7088900), (5, 5671120), (7, 4050800), (8, 3544450), (10, 2835560), (13, 2181200), (14, 2025400), (16, 1772225), (19, 1492400), (20, 1417780), (25, 1134224), (26, 1090600), (28, 1012700), (35, 810160), (38, 746200), (40, 708890), (41, 691600), (50, 567112), (52, 545300), (56, 506350), (65, 436240), (70, 405080), (76, 373100), (80, 354445), (82, 345800), (91, 311600), (95, 298480), (100, 283556), (104, 272650), (112, 253175), (130, 218120), (133, 213200), (140, 202540), (152, 186550), (164, 172900), (175, 162032), (182, 155800), (190, 149240), (200, 141778), (205, 138320), (208, 136325), (247, 114800), (260, 109060), (266, 106600), (280, 101270), (287, 98800), (304, 93275), (325, 87248), (328, 86450), (350, 81016), (364, 77900), (380, 74620), (400, 70889), (410, 69160), (455, 62320), (475, 59696), (494, 57400), (520, 54530), (532, 53300), (533, 53200), (560, 50635), (574, 49400), (650, 43624), (656, 43225), (665, 42640), (700, 40508), (728, 38950), (760, 37310), (779, 36400), (820, 34580), (910, 31160), (950, 29848), (988, 28700), (1025, 27664), (1040, 27265), (1064, 26650), (1066, 26600), (1148, 24700), (1235, 22960), (1300, 21812), (1330, 21320), (1400, 20254), (1435, 19760), (1456, 19475), (1520, 18655), (1558, 18200), (1640, 17290), (1729, 16400), (1820, 15580), (1900, 14924), (1976, 14350), (2050, 13832), (2128, 13325), (2132, 13300), (2275, 12464), (2296, 12350), (2470, 11480), (2600, 10906), (2660, 10660), (2665, 10640), (2800, 10127), (2870, 9880), (3116, 9100), (3280, 8645), (3325, 8528), (3458, 8200), (3640, 7790), (3731, 7600), (3800, 7462), (3895, 7280), (3952, 7175), (4100, 6916), (4264, 6650), (4550, 6232), (4592, 6175), (4940, 5740), (5200, 5453), (5320, 5330)]