1771583280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{320939}}^1$

素因数の和:320978

約数の個数: 80

約数和(自身を含む): 5730704640

約数和(自身を除く): 3959121360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 320939, 641878, 962817, 1283756, 1604695, 1925634, 2567512, 3209390, 3851268, 4814085, 5135024, 6418780, 7381597, 7702536, 9628170, 12837560, 14763194, 15405072, 19256340, 22144791, 25675120, 29526388, 36907985, 38512680, 44289582, 59052776, 73815970, 77025360, 88579164, 110723955, 118105552, 147631940, 177158328, 221447910, 295263880, 354316656, 442895820, 590527760, 885791640, 1771583280]

約数ペア:

[(1, 1771583280), (2, 885791640), (3, 590527760), (4, 442895820), (5, 354316656), (6, 295263880), (8, 221447910), (10, 177158328), (12, 147631940), (15, 118105552), (16, 110723955), (20, 88579164), (23, 77025360), (24, 73815970), (30, 59052776), (40, 44289582), (46, 38512680), (48, 36907985), (60, 29526388), (69, 25675120), (80, 22144791), (92, 19256340), (115, 15405072), (120, 14763194), (138, 12837560), (184, 9628170), (230, 7702536), (240, 7381597), (276, 6418780), (345, 5135024), (368, 4814085), (460, 3851268), (552, 3209390), (690, 2567512), (920, 1925634), (1104, 1604695), (1380, 1283756), (1840, 962817), (2760, 641878), (5520, 320939)]