15872760

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 192

約数和(自身を含む): 56609280

約数和(自身を除く): 40736520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 71, 72, 81, 90, 92, 108, 115, 120, 135, 138, 142, 162, 180, 184, 207, 213, 216, 230, 243, 270, 276, 284, 324, 345, 355, 360, 405, 414, 426, 460, 486, 540, 552, 568, 621, 639, 648, 690, 710, 810, 828, 852, 920, 972, 1035, 1065, 1080, 1215, 1242, 1278, 1380, 1420, 1620, 1633, 1656, 1704, 1863, 1917, 1944, 2070, 2130, 2430, 2484, 2556, 2760, 2840, 3105, 3195, 3240, 3266, 3726, 3834, 4140, 4260, 4860, 4899, 4968, 5112, 5589, 5751, 6210, 6390, 6532, 7452, 7668, 8165, 8280, 8520, 9315, 9585, 9720, 9798, 11178, 11502, 12420, 12780, 13064, 14697, 14904, 15336, 16330, 17253, 18630, 19170, 19596, 22356, 23004, 24495, 24840, 25560, 27945, 28755, 29394, 32660, 34506, 37260, 38340, 39192, 44091, 44712, 46008, 48990, 55890, 57510, 58788, 65320, 69012, 73485, 74520, 76680, 86265, 88182, 97980, 111780, 115020, 117576, 132273, 138024, 146970, 172530, 176364, 195960, 220455, 223560, 230040, 264546, 293940, 345060, 352728, 396819, 440910, 529092, 587880, 661365, 690120, 793638, 881820, 1058184, 1322730, 1587276, 1763640, 1984095, 2645460, 3174552, 3968190, 5290920, 7936380, 15872760]

約数ペア:

[(1, 15872760), (2, 7936380), (3, 5290920), (4, 3968190), (5, 3174552), (6, 2645460), (8, 1984095), (9, 1763640), (10, 1587276), (12, 1322730), (15, 1058184), (18, 881820), (20, 793638), (23, 690120), (24, 661365), (27, 587880), (30, 529092), (36, 440910), (40, 396819), (45, 352728), (46, 345060), (54, 293940), (60, 264546), (69, 230040), (71, 223560), (72, 220455), (81, 195960), (90, 176364), (92, 172530), (108, 146970), (115, 138024), (120, 132273), (135, 117576), (138, 115020), (142, 111780), (162, 97980), (180, 88182), (184, 86265), (207, 76680), (213, 74520), (216, 73485), (230, 69012), (243, 65320), (270, 58788), (276, 57510), (284, 55890), (324, 48990), (345, 46008), (355, 44712), (360, 44091), (405, 39192), (414, 38340), (426, 37260), (460, 34506), (486, 32660), (540, 29394), (552, 28755), (568, 27945), (621, 25560), (639, 24840), (648, 24495), (690, 23004), (710, 22356), (810, 19596), (828, 19170), (852, 18630), (920, 17253), (972, 16330), (1035, 15336), (1065, 14904), (1080, 14697), (1215, 13064), (1242, 12780), (1278, 12420), (1380, 11502), (1420, 11178), (1620, 9798), (1633, 9720), (1656, 9585), (1704, 9315), (1863, 8520), (1917, 8280), (1944, 8165), (2070, 7668), (2130, 7452), (2430, 6532), (2484, 6390), (2556, 6210), (2760, 5751), (2840, 5589), (3105, 5112), (3195, 4968), (3240, 4899), (3266, 4860), (3726, 4260), (3834, 4140)]