28701400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 87494400

約数和(自身を除く): 58793000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 40, 50, 52, 56, 65, 70, 76, 83, 91, 95, 100, 104, 130, 133, 140, 152, 166, 175, 182, 190, 200, 247, 260, 266, 280, 325, 332, 350, 364, 380, 415, 455, 475, 494, 520, 532, 581, 650, 664, 665, 700, 728, 760, 830, 910, 950, 988, 1064, 1079, 1162, 1235, 1300, 1330, 1400, 1577, 1660, 1729, 1820, 1900, 1976, 2075, 2158, 2275, 2324, 2470, 2600, 2660, 2905, 3154, 3320, 3325, 3458, 3640, 3800, 4150, 4316, 4550, 4648, 4940, 5320, 5395, 5810, 6175, 6308, 6650, 6916, 7553, 7885, 8300, 8632, 8645, 9100, 9880, 10790, 11039, 11620, 12350, 12616, 13300, 13832, 14525, 15106, 15770, 16600, 17290, 18200, 20501, 21580, 22078, 23240, 24700, 26600, 26975, 29050, 30212, 31540, 34580, 37765, 39425, 41002, 43160, 43225, 44156, 49400, 53950, 55195, 58100, 60424, 63080, 69160, 75530, 78850, 82004, 86450, 88312, 102505, 107900, 110390, 116200, 143507, 151060, 157700, 164008, 172900, 188825, 205010, 215800, 220780, 275975, 287014, 302120, 315400, 345800, 377650, 410020, 441560, 512525, 551950, 574028, 717535, 755300, 820040, 1025050, 1103900, 1148056, 1435070, 1510600, 2050100, 2207800, 2870140, 3587675, 4100200, 5740280, 7175350, 14350700, 28701400]

約数ペア:

[(1, 28701400), (2, 14350700), (4, 7175350), (5, 5740280), (7, 4100200), (8, 3587675), (10, 2870140), (13, 2207800), (14, 2050100), (19, 1510600), (20, 1435070), (25, 1148056), (26, 1103900), (28, 1025050), (35, 820040), (38, 755300), (40, 717535), (50, 574028), (52, 551950), (56, 512525), (65, 441560), (70, 410020), (76, 377650), (83, 345800), (91, 315400), (95, 302120), (100, 287014), (104, 275975), (130, 220780), (133, 215800), (140, 205010), (152, 188825), (166, 172900), (175, 164008), (182, 157700), (190, 151060), (200, 143507), (247, 116200), (260, 110390), (266, 107900), (280, 102505), (325, 88312), (332, 86450), (350, 82004), (364, 78850), (380, 75530), (415, 69160), (455, 63080), (475, 60424), (494, 58100), (520, 55195), (532, 53950), (581, 49400), (650, 44156), (664, 43225), (665, 43160), (700, 41002), (728, 39425), (760, 37765), (830, 34580), (910, 31540), (950, 30212), (988, 29050), (1064, 26975), (1079, 26600), (1162, 24700), (1235, 23240), (1300, 22078), (1330, 21580), (1400, 20501), (1577, 18200), (1660, 17290), (1729, 16600), (1820, 15770), (1900, 15106), (1976, 14525), (2075, 13832), (2158, 13300), (2275, 12616), (2324, 12350), (2470, 11620), (2600, 11039), (2660, 10790), (2905, 9880), (3154, 9100), (3320, 8645), (3325, 8632), (3458, 8300), (3640, 7885), (3800, 7553), (4150, 6916), (4316, 6650), (4550, 6308), (4648, 6175), (4940, 5810), (5320, 5395)]