40947280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 160

約数和(自身を含む): 114278400

約数和(自身を除く): 73331120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 31, 38, 40, 44, 55, 62, 76, 79, 80, 88, 95, 110, 124, 152, 155, 158, 176, 190, 209, 220, 248, 304, 310, 316, 341, 380, 395, 418, 440, 496, 589, 620, 632, 682, 760, 790, 836, 869, 880, 1045, 1178, 1240, 1264, 1364, 1501, 1520, 1580, 1672, 1705, 1738, 2090, 2356, 2449, 2480, 2728, 2945, 3002, 3160, 3344, 3410, 3476, 4180, 4345, 4712, 4898, 5456, 5890, 6004, 6320, 6479, 6820, 6952, 7505, 8360, 8690, 9424, 9796, 11780, 12008, 12245, 12958, 13640, 13904, 15010, 16511, 16720, 17380, 19592, 23560, 24016, 24490, 25916, 26939, 27280, 30020, 32395, 33022, 34760, 39184, 46531, 47120, 48980, 51832, 53878, 60040, 64790, 66044, 69520, 82555, 93062, 97960, 103664, 107756, 120080, 129580, 132088, 134695, 165110, 186124, 195920, 215512, 232655, 259160, 264176, 269390, 330220, 372248, 431024, 465310, 511841, 518320, 538780, 660440, 744496, 930620, 1023682, 1077560, 1320880, 1861240, 2047364, 2155120, 2559205, 3722480, 4094728, 5118410, 8189456, 10236820, 20473640, 40947280]

約数ペア:

[(1, 40947280), (2, 20473640), (4, 10236820), (5, 8189456), (8, 5118410), (10, 4094728), (11, 3722480), (16, 2559205), (19, 2155120), (20, 2047364), (22, 1861240), (31, 1320880), (38, 1077560), (40, 1023682), (44, 930620), (55, 744496), (62, 660440), (76, 538780), (79, 518320), (80, 511841), (88, 465310), (95, 431024), (110, 372248), (124, 330220), (152, 269390), (155, 264176), (158, 259160), (176, 232655), (190, 215512), (209, 195920), (220, 186124), (248, 165110), (304, 134695), (310, 132088), (316, 129580), (341, 120080), (380, 107756), (395, 103664), (418, 97960), (440, 93062), (496, 82555), (589, 69520), (620, 66044), (632, 64790), (682, 60040), (760, 53878), (790, 51832), (836, 48980), (869, 47120), (880, 46531), (1045, 39184), (1178, 34760), (1240, 33022), (1264, 32395), (1364, 30020), (1501, 27280), (1520, 26939), (1580, 25916), (1672, 24490), (1705, 24016), (1738, 23560), (2090, 19592), (2356, 17380), (2449, 16720), (2480, 16511), (2728, 15010), (2945, 13904), (3002, 13640), (3160, 12958), (3344, 12245), (3410, 12008), (3476, 11780), (4180, 9796), (4345, 9424), (4712, 8690), (4898, 8360), (5456, 7505), (5890, 6952), (6004, 6820), (6320, 6479)]