870864400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:262

約数の個数: 240

約数和(自身を含む): 2519203840

約数和(自身を除く): 1648339440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 79, 80, 100, 112, 124, 127, 140, 155, 158, 175, 200, 217, 248, 254, 280, 310, 316, 350, 395, 400, 434, 496, 508, 553, 560, 620, 632, 635, 700, 775, 790, 868, 889, 1016, 1085, 1106, 1240, 1264, 1270, 1400, 1550, 1580, 1736, 1778, 1975, 2032, 2170, 2212, 2449, 2480, 2540, 2765, 2800, 3100, 3160, 3175, 3472, 3556, 3937, 3950, 4340, 4424, 4445, 4898, 5080, 5425, 5530, 6200, 6320, 6350, 7112, 7874, 7900, 8680, 8848, 8890, 9796, 10033, 10160, 10850, 11060, 12245, 12400, 12700, 13825, 14224, 15748, 15800, 17143, 17360, 17780, 19592, 19685, 20066, 21700, 22120, 22225, 24490, 25400, 27559, 27650, 31496, 31600, 34286, 35560, 39184, 39370, 40132, 43400, 44240, 44450, 48980, 50165, 50800, 55118, 55300, 61225, 62992, 68572, 70231, 71120, 78740, 80264, 85715, 86800, 88900, 97960, 98425, 100330, 110236, 110600, 122450, 137144, 137795, 140462, 157480, 160528, 171430, 177800, 195920, 196850, 200660, 220472, 221200, 244900, 250825, 274288, 275590, 280924, 311023, 314960, 342860, 351155, 355600, 393700, 401320, 428575, 440944, 489800, 501650, 551180, 561848, 622046, 685720, 688975, 702310, 787400, 802640, 857150, 979600, 1003300, 1102360, 1123696, 1244092, 1371440, 1377950, 1404620, 1555115, 1574800, 1714300, 1755775, 2006600, 2177161, 2204720, 2488184, 2755900, 2809240, 3110230, 3428600, 3511550, 4013200, 4354322, 4976368, 5511800, 5618480, 6220460, 6857200, 7023100, 7775575, 8708644, 10885805, 11023600, 12440920, 14046200, 15551150, 17417288, 21771610, 24881840, 28092400, 31102300, 34834576, 43543220, 54429025, 62204600, 87086440, 108858050, 124409200, 174172880, 217716100, 435432200, 870864400]

約数ペア:

[(1, 870864400), (2, 435432200), (4, 217716100), (5, 174172880), (7, 124409200), (8, 108858050), (10, 87086440), (14, 62204600), (16, 54429025), (20, 43543220), (25, 34834576), (28, 31102300), (31, 28092400), (35, 24881840), (40, 21771610), (50, 17417288), (56, 15551150), (62, 14046200), (70, 12440920), (79, 11023600), (80, 10885805), (100, 8708644), (112, 7775575), (124, 7023100), (127, 6857200), (140, 6220460), (155, 5618480), (158, 5511800), (175, 4976368), (200, 4354322), (217, 4013200), (248, 3511550), (254, 3428600), (280, 3110230), (310, 2809240), (316, 2755900), (350, 2488184), (395, 2204720), (400, 2177161), (434, 2006600), (496, 1755775), (508, 1714300), (553, 1574800), (560, 1555115), (620, 1404620), (632, 1377950), (635, 1371440), (700, 1244092), (775, 1123696), (790, 1102360), (868, 1003300), (889, 979600), (1016, 857150), (1085, 802640), (1106, 787400), (1240, 702310), (1264, 688975), (1270, 685720), (1400, 622046), (1550, 561848), (1580, 551180), (1736, 501650), (1778, 489800), (1975, 440944), (2032, 428575), (2170, 401320), (2212, 393700), (2449, 355600), (2480, 351155), (2540, 342860), (2765, 314960), (2800, 311023), (3100, 280924), (3160, 275590), (3175, 274288), (3472, 250825), (3556, 244900), (3937, 221200), (3950, 220472), (4340, 200660), (4424, 196850), (4445, 195920), (4898, 177800), (5080, 171430), (5425, 160528), (5530, 157480), (6200, 140462), (6320, 137795), (6350, 137144), (7112, 122450), (7874, 110600), (7900, 110236), (8680, 100330), (8848, 98425), (8890, 97960), (9796, 88900), (10033, 86800), (10160, 85715), (10850, 80264), (11060, 78740), (12245, 71120), (12400, 70231), (12700, 68572), (13825, 62992), (14224, 61225), (15748, 55300), (15800, 55118), (17143, 50800), (17360, 50165), (17780, 48980), (19592, 44450), (19685, 44240), (20066, 43400), (21700, 40132), (22120, 39370), (22225, 39184), (24490, 35560), (25400, 34286), (27559, 31600), (27650, 31496)]