321782800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:713

約数の個数: 120

約数和(自身を含む): 830304000

約数和(自身を除く): 508521200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 79, 80, 85, 100, 136, 158, 170, 200, 272, 316, 340, 395, 400, 425, 599, 632, 680, 790, 850, 1198, 1264, 1343, 1360, 1580, 1700, 1975, 2396, 2686, 2995, 3160, 3400, 3950, 4792, 5372, 5990, 6320, 6715, 6800, 7900, 9584, 10183, 10744, 11980, 13430, 14975, 15800, 20366, 21488, 23960, 26860, 29950, 31600, 33575, 40732, 47321, 47920, 50915, 53720, 59900, 67150, 81464, 94642, 101830, 107440, 119800, 134300, 162928, 189284, 203660, 236605, 239600, 254575, 268600, 378568, 407320, 473210, 509150, 537200, 757136, 804457, 814640, 946420, 1018300, 1183025, 1608914, 1892840, 2036600, 2366050, 3217828, 3785680, 4022285, 4073200, 4732100, 6435656, 8044570, 9464200, 12871312, 16089140, 18928400, 20111425, 32178280, 40222850, 64356560, 80445700, 160891400, 321782800]

約数ペア:

[(1, 321782800), (2, 160891400), (4, 80445700), (5, 64356560), (8, 40222850), (10, 32178280), (16, 20111425), (17, 18928400), (20, 16089140), (25, 12871312), (34, 9464200), (40, 8044570), (50, 6435656), (68, 4732100), (79, 4073200), (80, 4022285), (85, 3785680), (100, 3217828), (136, 2366050), (158, 2036600), (170, 1892840), (200, 1608914), (272, 1183025), (316, 1018300), (340, 946420), (395, 814640), (400, 804457), (425, 757136), (599, 537200), (632, 509150), (680, 473210), (790, 407320), (850, 378568), (1198, 268600), (1264, 254575), (1343, 239600), (1360, 236605), (1580, 203660), (1700, 189284), (1975, 162928), (2396, 134300), (2686, 119800), (2995, 107440), (3160, 101830), (3400, 94642), (3950, 81464), (4792, 67150), (5372, 59900), (5990, 53720), (6320, 50915), (6715, 47920), (6800, 47321), (7900, 40732), (9584, 33575), (10183, 31600), (10744, 29950), (11980, 26860), (13430, 23960), (14975, 21488), (15800, 20366)]