72447760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:669

約数の個数: 160

約数和(自身を含む): 221414400

約数和(自身を除く): 148966640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 176, 190, 209, 220, 266, 280, 304, 308, 380, 385, 418, 440, 532, 560, 616, 619, 665, 760, 770, 836, 880, 1045, 1064, 1232, 1238, 1330, 1463, 1520, 1540, 1672, 2090, 2128, 2476, 2660, 2926, 3080, 3095, 3344, 4180, 4333, 4952, 5320, 5852, 6160, 6190, 6809, 7315, 8360, 8666, 9904, 10640, 11704, 11761, 12380, 13618, 14630, 16720, 17332, 21665, 23408, 23522, 24760, 27236, 29260, 34045, 34664, 43330, 47044, 47663, 49520, 54472, 58520, 58805, 68090, 69328, 82327, 86660, 94088, 95326, 108944, 117040, 117610, 129371, 136180, 164654, 173320, 188176, 190652, 235220, 238315, 258742, 272360, 329308, 346640, 381304, 411635, 470440, 476630, 517484, 544720, 646855, 658616, 762608, 823270, 905597, 940880, 953260, 1034968, 1293710, 1317232, 1646540, 1811194, 1906520, 2069936, 2587420, 3293080, 3622388, 3813040, 4527985, 5174840, 6586160, 7244776, 9055970, 10349680, 14489552, 18111940, 36223880, 72447760]

約数ペア:

[(1, 72447760), (2, 36223880), (4, 18111940), (5, 14489552), (7, 10349680), (8, 9055970), (10, 7244776), (11, 6586160), (14, 5174840), (16, 4527985), (19, 3813040), (20, 3622388), (22, 3293080), (28, 2587420), (35, 2069936), (38, 1906520), (40, 1811194), (44, 1646540), (55, 1317232), (56, 1293710), (70, 1034968), (76, 953260), (77, 940880), (80, 905597), (88, 823270), (95, 762608), (110, 658616), (112, 646855), (133, 544720), (140, 517484), (152, 476630), (154, 470440), (176, 411635), (190, 381304), (209, 346640), (220, 329308), (266, 272360), (280, 258742), (304, 238315), (308, 235220), (380, 190652), (385, 188176), (418, 173320), (440, 164654), (532, 136180), (560, 129371), (616, 117610), (619, 117040), (665, 108944), (760, 95326), (770, 94088), (836, 86660), (880, 82327), (1045, 69328), (1064, 68090), (1232, 58805), (1238, 58520), (1330, 54472), (1463, 49520), (1520, 47663), (1540, 47044), (1672, 43330), (2090, 34664), (2128, 34045), (2476, 29260), (2660, 27236), (2926, 24760), (3080, 23522), (3095, 23408), (3344, 21665), (4180, 17332), (4333, 16720), (4952, 14630), (5320, 13618), (5852, 12380), (6160, 11761), (6190, 11704), (6809, 10640), (7315, 9904), (8360, 8666)]