1289848000

素因数分解:

$2^6\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:808

約数の個数: 224

約数和(自身を含む): 3773472768

約数和(自身を除く): 2483624768

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, 125, 140, 155, 160, 175, 200, 217, 224, 248, 250, 280, 310, 320, 350, 400, 434, 448, 496, 500, 560, 620, 700, 743, 775, 800, 868, 875, 992, 1000, 1085, 1120, 1240, 1400, 1486, 1550, 1600, 1736, 1750, 1984, 2000, 2170, 2240, 2480, 2800, 2972, 3100, 3472, 3500, 3715, 3875, 4000, 4340, 4960, 5201, 5425, 5600, 5944, 6200, 6944, 7000, 7430, 7750, 8000, 8680, 9920, 10402, 10850, 11200, 11888, 12400, 13888, 14000, 14860, 15500, 17360, 18575, 20804, 21700, 23033, 23776, 24800, 26005, 27125, 28000, 29720, 31000, 34720, 37150, 41608, 43400, 46066, 47552, 49600, 52010, 54250, 56000, 59440, 62000, 69440, 74300, 83216, 86800, 92132, 92875, 104020, 108500, 115165, 118880, 124000, 130025, 148600, 161231, 166432, 173600, 184264, 185750, 208040, 217000, 230330, 237760, 248000, 260050, 297200, 322462, 332864, 347200, 368528, 371500, 416080, 434000, 460660, 520100, 575825, 594400, 644924, 650125, 737056, 743000, 806155, 832160, 868000, 921320, 1040200, 1151650, 1188800, 1289848, 1300250, 1474112, 1486000, 1612310, 1664320, 1736000, 1842640, 2080400, 2303300, 2579696, 2600500, 2879125, 2972000, 3224620, 3685280, 4030775, 4160800, 4606600, 5159392, 5201000, 5758250, 5944000, 6449240, 7370560, 8061550, 8321600, 9213200, 10318784, 10402000, 11516500, 12898480, 16123100, 18426400, 20153875, 20804000, 23033000, 25796960, 32246200, 36852800, 40307750, 41608000, 46066000, 51593920, 64492400, 80615500, 92132000, 128984800, 161231000, 184264000, 257969600, 322462000, 644924000, 1289848000]

約数ペア:

[(1, 1289848000), (2, 644924000), (4, 322462000), (5, 257969600), (7, 184264000), (8, 161231000), (10, 128984800), (14, 92132000), (16, 80615500), (20, 64492400), (25, 51593920), (28, 46066000), (31, 41608000), (32, 40307750), (35, 36852800), (40, 32246200), (50, 25796960), (56, 23033000), (62, 20804000), (64, 20153875), (70, 18426400), (80, 16123100), (100, 12898480), (112, 11516500), (124, 10402000), (125, 10318784), (140, 9213200), (155, 8321600), (160, 8061550), (175, 7370560), (200, 6449240), (217, 5944000), (224, 5758250), (248, 5201000), (250, 5159392), (280, 4606600), (310, 4160800), (320, 4030775), (350, 3685280), (400, 3224620), (434, 2972000), (448, 2879125), (496, 2600500), (500, 2579696), (560, 2303300), (620, 2080400), (700, 1842640), (743, 1736000), (775, 1664320), (800, 1612310), (868, 1486000), (875, 1474112), (992, 1300250), (1000, 1289848), (1085, 1188800), (1120, 1151650), (1240, 1040200), (1400, 921320), (1486, 868000), (1550, 832160), (1600, 806155), (1736, 743000), (1750, 737056), (1984, 650125), (2000, 644924), (2170, 594400), (2240, 575825), (2480, 520100), (2800, 460660), (2972, 434000), (3100, 416080), (3472, 371500), (3500, 368528), (3715, 347200), (3875, 332864), (4000, 322462), (4340, 297200), (4960, 260050), (5201, 248000), (5425, 237760), (5600, 230330), (5944, 217000), (6200, 208040), (6944, 185750), (7000, 184264), (7430, 173600), (7750, 166432), (8000, 161231), (8680, 148600), (9920, 130025), (10402, 124000), (10850, 118880), (11200, 115165), (11888, 108500), (12400, 104020), (13888, 92875), (14000, 92132), (14860, 86800), (15500, 83216), (17360, 74300), (18575, 69440), (20804, 62000), (21700, 59440), (23033, 56000), (23776, 54250), (24800, 52010), (26005, 49600), (27125, 47552), (28000, 46066), (29720, 43400), (31000, 41608), (34720, 37150)]