72783920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 120

約数和(自身を含む): 190383648

約数和(自身を除く): 117599728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 73, 80, 88, 103, 110, 121, 146, 176, 206, 220, 242, 292, 365, 412, 440, 484, 515, 584, 605, 730, 803, 824, 880, 968, 1030, 1133, 1168, 1210, 1460, 1606, 1648, 1936, 2060, 2266, 2420, 2920, 3212, 4015, 4120, 4532, 4840, 5665, 5840, 6424, 7519, 8030, 8240, 8833, 9064, 9680, 11330, 12463, 12848, 15038, 16060, 17666, 18128, 22660, 24926, 30076, 32120, 35332, 37595, 44165, 45320, 49852, 60152, 62315, 64240, 70664, 75190, 82709, 88330, 90640, 99704, 120304, 124630, 141328, 150380, 165418, 176660, 199408, 249260, 300760, 330836, 353320, 413545, 498520, 601520, 661672, 706640, 827090, 909799, 997040, 1323344, 1654180, 1819598, 3308360, 3639196, 4548995, 6616720, 7278392, 9097990, 14556784, 18195980, 36391960, 72783920]

約数ペア:

[(1, 72783920), (2, 36391960), (4, 18195980), (5, 14556784), (8, 9097990), (10, 7278392), (11, 6616720), (16, 4548995), (20, 3639196), (22, 3308360), (40, 1819598), (44, 1654180), (55, 1323344), (73, 997040), (80, 909799), (88, 827090), (103, 706640), (110, 661672), (121, 601520), (146, 498520), (176, 413545), (206, 353320), (220, 330836), (242, 300760), (292, 249260), (365, 199408), (412, 176660), (440, 165418), (484, 150380), (515, 141328), (584, 124630), (605, 120304), (730, 99704), (803, 90640), (824, 88330), (880, 82709), (968, 75190), (1030, 70664), (1133, 64240), (1168, 62315), (1210, 60152), (1460, 49852), (1606, 45320), (1648, 44165), (1936, 37595), (2060, 35332), (2266, 32120), (2420, 30076), (2920, 24926), (3212, 22660), (4015, 18128), (4120, 17666), (4532, 16060), (4840, 15038), (5665, 12848), (5840, 12463), (6424, 11330), (7519, 9680), (8030, 9064), (8240, 8833)]