1998483200

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1439}}^1$

素因数の和:1503

約数の個数: 216

約数和(自身を含む): 5839626240

約数和(自身を除く): 3841143040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 112, 124, 128, 140, 155, 160, 175, 200, 217, 224, 248, 256, 280, 310, 320, 350, 400, 434, 448, 496, 560, 620, 640, 700, 775, 800, 868, 896, 992, 1085, 1120, 1240, 1280, 1400, 1439, 1550, 1600, 1736, 1792, 1984, 2170, 2240, 2480, 2800, 2878, 3100, 3200, 3472, 3968, 4340, 4480, 4960, 5425, 5600, 5756, 6200, 6400, 6944, 7195, 7936, 8680, 8960, 9920, 10073, 10850, 11200, 11512, 12400, 13888, 14390, 17360, 19840, 20146, 21700, 22400, 23024, 24800, 27776, 28780, 34720, 35975, 39680, 40292, 43400, 44609, 44800, 46048, 49600, 50365, 55552, 57560, 69440, 71950, 80584, 86800, 89218, 92096, 99200, 100730, 115120, 138880, 143900, 161168, 173600, 178436, 184192, 198400, 201460, 223045, 230240, 251825, 277760, 287800, 312263, 322336, 347200, 356872, 368384, 402920, 446090, 460480, 503650, 575600, 624526, 644672, 694400, 713744, 805840, 892180, 920960, 1007300, 1115225, 1151200, 1249052, 1289344, 1388800, 1427488, 1561315, 1611680, 1784360, 1841920, 2014600, 2230450, 2302400, 2498104, 2578688, 2854976, 3122630, 3223360, 3568720, 4029200, 4460900, 4604800, 4996208, 5709952, 6245260, 6446720, 7137440, 7806575, 8058400, 8921800, 9209600, 9992416, 11419904, 12490520, 12893440, 14274880, 15613150, 16116800, 17843600, 19984832, 24981040, 28549760, 31226300, 32233600, 35687200, 39969664, 49962080, 57099520, 62452600, 64467200, 71374400, 79939328, 99924160, 124905200, 142748800, 199848320, 249810400, 285497600, 399696640, 499620800, 999241600, 1998483200]

約数ペア:

[(1, 1998483200), (2, 999241600), (4, 499620800), (5, 399696640), (7, 285497600), (8, 249810400), (10, 199848320), (14, 142748800), (16, 124905200), (20, 99924160), (25, 79939328), (28, 71374400), (31, 64467200), (32, 62452600), (35, 57099520), (40, 49962080), (50, 39969664), (56, 35687200), (62, 32233600), (64, 31226300), (70, 28549760), (80, 24981040), (100, 19984832), (112, 17843600), (124, 16116800), (128, 15613150), (140, 14274880), (155, 12893440), (160, 12490520), (175, 11419904), (200, 9992416), (217, 9209600), (224, 8921800), (248, 8058400), (256, 7806575), (280, 7137440), (310, 6446720), (320, 6245260), (350, 5709952), (400, 4996208), (434, 4604800), (448, 4460900), (496, 4029200), (560, 3568720), (620, 3223360), (640, 3122630), (700, 2854976), (775, 2578688), (800, 2498104), (868, 2302400), (896, 2230450), (992, 2014600), (1085, 1841920), (1120, 1784360), (1240, 1611680), (1280, 1561315), (1400, 1427488), (1439, 1388800), (1550, 1289344), (1600, 1249052), (1736, 1151200), (1792, 1115225), (1984, 1007300), (2170, 920960), (2240, 892180), (2480, 805840), (2800, 713744), (2878, 694400), (3100, 644672), (3200, 624526), (3472, 575600), (3968, 503650), (4340, 460480), (4480, 446090), (4960, 402920), (5425, 368384), (5600, 356872), (5756, 347200), (6200, 322336), (6400, 312263), (6944, 287800), (7195, 277760), (7936, 251825), (8680, 230240), (8960, 223045), (9920, 201460), (10073, 198400), (10850, 184192), (11200, 178436), (11512, 173600), (12400, 161168), (13888, 143900), (14390, 138880), (17360, 115120), (19840, 100730), (20146, 99200), (21700, 92096), (22400, 89218), (23024, 86800), (24800, 80584), (27776, 71950), (28780, 69440), (34720, 57560), (35975, 55552), (39680, 50365), (40292, 49600), (43400, 46048), (44609, 44800)]