1487581440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20389}}^1$

素因数の和:20432

約数の個数: 144

約数和(自身を含む): 5001259200

約数和(自身を除く): 3513677760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 3840, 4560, 4864, 6080, 7296, 9120, 12160, 14592, 18240, 20389, 24320, 36480, 40778, 61167, 72960, 81556, 101945, 122334, 163112, 203890, 244668, 305835, 326224, 387391, 407780, 489336, 611670, 652448, 774782, 815560, 978672, 1162173, 1223340, 1304896, 1549564, 1631120, 1936955, 1957344, 2324346, 2446680, 2609792, 3099128, 3262240, 3873910, 3914688, 4648692, 4893360, 5219584, 5810865, 6198256, 6524480, 7747820, 7829376, 9297384, 9786720, 11621730, 12396512, 13048960, 15495640, 15658752, 18594768, 19573440, 23243460, 24793024, 26097920, 30991280, 37189536, 39146880, 46486920, 49586048, 61982560, 74379072, 78293760, 92973840, 99172096, 123965120, 148758144, 185947680, 247930240, 297516288, 371895360, 495860480, 743790720, 1487581440]

約数ペア:

[(1, 1487581440), (2, 743790720), (3, 495860480), (4, 371895360), (5, 297516288), (6, 247930240), (8, 185947680), (10, 148758144), (12, 123965120), (15, 99172096), (16, 92973840), (19, 78293760), (20, 74379072), (24, 61982560), (30, 49586048), (32, 46486920), (38, 39146880), (40, 37189536), (48, 30991280), (57, 26097920), (60, 24793024), (64, 23243460), (76, 19573440), (80, 18594768), (95, 15658752), (96, 15495640), (114, 13048960), (120, 12396512), (128, 11621730), (152, 9786720), (160, 9297384), (190, 7829376), (192, 7747820), (228, 6524480), (240, 6198256), (256, 5810865), (285, 5219584), (304, 4893360), (320, 4648692), (380, 3914688), (384, 3873910), (456, 3262240), (480, 3099128), (570, 2609792), (608, 2446680), (640, 2324346), (760, 1957344), (768, 1936955), (912, 1631120), (960, 1549564), (1140, 1304896), (1216, 1223340), (1280, 1162173), (1520, 978672), (1824, 815560), (1920, 774782), (2280, 652448), (2432, 611670), (3040, 489336), (3648, 407780), (3840, 387391), (4560, 326224), (4864, 305835), (6080, 244668), (7296, 203890), (9120, 163112), (12160, 122334), (14592, 101945), (18240, 81556), (20389, 72960), (24320, 61167), (36480, 40778)]