80354040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2711}}^1$

素因数の和:2757

約数の個数: 128

約数和(自身を含む): 273369600

約数和(自身を除く): 193015560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2711, 2964, 3705, 4940, 5422, 5928, 7410, 8133, 9880, 10844, 13555, 14820, 16266, 21688, 27110, 29640, 32532, 35243, 40665, 51509, 54220, 65064, 70486, 81330, 103018, 105729, 108440, 140972, 154527, 162660, 176215, 206036, 211458, 257545, 281944, 309054, 325320, 352430, 412072, 422916, 515090, 528645, 618108, 669617, 704860, 772635, 845832, 1030180, 1057290, 1236216, 1339234, 1409720, 1545270, 2008851, 2060360, 2114580, 2678468, 3090540, 3348085, 4017702, 4229160, 5356936, 6181080, 6696170, 8035404, 10044255, 13392340, 16070808, 20088510, 26784680, 40177020, 80354040]

約数ペア:

[(1, 80354040), (2, 40177020), (3, 26784680), (4, 20088510), (5, 16070808), (6, 13392340), (8, 10044255), (10, 8035404), (12, 6696170), (13, 6181080), (15, 5356936), (19, 4229160), (20, 4017702), (24, 3348085), (26, 3090540), (30, 2678468), (38, 2114580), (39, 2060360), (40, 2008851), (52, 1545270), (57, 1409720), (60, 1339234), (65, 1236216), (76, 1057290), (78, 1030180), (95, 845832), (104, 772635), (114, 704860), (120, 669617), (130, 618108), (152, 528645), (156, 515090), (190, 422916), (195, 412072), (228, 352430), (247, 325320), (260, 309054), (285, 281944), (312, 257545), (380, 211458), (390, 206036), (456, 176215), (494, 162660), (520, 154527), (570, 140972), (741, 108440), (760, 105729), (780, 103018), (988, 81330), (1140, 70486), (1235, 65064), (1482, 54220), (1560, 51509), (1976, 40665), (2280, 35243), (2470, 32532), (2711, 29640), (2964, 27110), (3705, 21688), (4940, 16266), (5422, 14820), (5928, 13555), (7410, 10844), (8133, 9880)]