72455712

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:311

約数の個数: 144

約数和(自身を含む): 225342432

約数和(自身を除く): 152886720

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 73, 84, 96, 98, 112, 146, 147, 168, 196, 211, 219, 224, 292, 294, 336, 392, 422, 438, 511, 584, 588, 633, 672, 784, 844, 876, 1022, 1168, 1176, 1266, 1477, 1533, 1568, 1688, 1752, 2044, 2336, 2352, 2532, 2954, 3066, 3376, 3504, 3577, 4088, 4431, 4704, 5064, 5908, 6132, 6752, 7008, 7154, 8176, 8862, 10128, 10339, 10731, 11816, 12264, 14308, 15403, 16352, 17724, 20256, 20678, 21462, 23632, 24528, 28616, 30806, 31017, 35448, 41356, 42924, 46209, 47264, 49056, 57232, 61612, 62034, 70896, 82712, 85848, 92418, 107821, 114464, 123224, 124068, 141792, 165424, 171696, 184836, 215642, 246448, 248136, 323463, 330848, 343392, 369672, 431284, 492896, 496272, 646926, 739344, 754747, 862568, 992544, 1293852, 1478688, 1509494, 1725136, 2264241, 2587704, 3018988, 3450272, 4528482, 5175408, 6037976, 9056964, 10350816, 12075952, 18113928, 24151904, 36227856, 72455712]

約数ペア:

[(1, 72455712), (2, 36227856), (3, 24151904), (4, 18113928), (6, 12075952), (7, 10350816), (8, 9056964), (12, 6037976), (14, 5175408), (16, 4528482), (21, 3450272), (24, 3018988), (28, 2587704), (32, 2264241), (42, 1725136), (48, 1509494), (49, 1478688), (56, 1293852), (73, 992544), (84, 862568), (96, 754747), (98, 739344), (112, 646926), (146, 496272), (147, 492896), (168, 431284), (196, 369672), (211, 343392), (219, 330848), (224, 323463), (292, 248136), (294, 246448), (336, 215642), (392, 184836), (422, 171696), (438, 165424), (511, 141792), (584, 124068), (588, 123224), (633, 114464), (672, 107821), (784, 92418), (844, 85848), (876, 82712), (1022, 70896), (1168, 62034), (1176, 61612), (1266, 57232), (1477, 49056), (1533, 47264), (1568, 46209), (1688, 42924), (1752, 41356), (2044, 35448), (2336, 31017), (2352, 30806), (2532, 28616), (2954, 24528), (3066, 23632), (3376, 21462), (3504, 20678), (3577, 20256), (4088, 17724), (4431, 16352), (4704, 15403), (5064, 14308), (5908, 12264), (6132, 11816), (6752, 10731), (7008, 10339), (7154, 10128), (8176, 8862)]