72673860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1301}}^1$

素因数の和:1346

約数の個数: 144

約数和(自身を含む): 249359040

約数和(自身を除く): 176685180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1301, 1330, 1470, 1596, 1862, 1995, 2602, 2660, 2793, 2940, 3724, 3903, 3990, 4655, 5204, 5586, 6505, 7806, 7980, 9107, 9310, 11172, 13010, 13965, 15612, 18214, 18620, 19515, 24719, 26020, 27321, 27930, 36428, 39030, 45535, 49438, 54642, 55860, 63749, 74157, 78060, 91070, 98876, 109284, 123595, 127498, 136605, 148314, 173033, 182140, 191247, 247190, 254996, 273210, 296628, 318745, 346066, 370785, 382494, 494380, 519099, 546420, 637490, 692132, 741570, 764988, 865165, 956235, 1038198, 1211231, 1274980, 1483140, 1730330, 1912470, 2076396, 2422462, 2595495, 3460660, 3633693, 3824940, 4844924, 5190990, 6056155, 7267386, 10381980, 12112310, 14534772, 18168465, 24224620, 36336930, 72673860]

約数ペア:

[(1, 72673860), (2, 36336930), (3, 24224620), (4, 18168465), (5, 14534772), (6, 12112310), (7, 10381980), (10, 7267386), (12, 6056155), (14, 5190990), (15, 4844924), (19, 3824940), (20, 3633693), (21, 3460660), (28, 2595495), (30, 2422462), (35, 2076396), (38, 1912470), (42, 1730330), (49, 1483140), (57, 1274980), (60, 1211231), (70, 1038198), (76, 956235), (84, 865165), (95, 764988), (98, 741570), (105, 692132), (114, 637490), (133, 546420), (140, 519099), (147, 494380), (190, 382494), (196, 370785), (210, 346066), (228, 318745), (245, 296628), (266, 273210), (285, 254996), (294, 247190), (380, 191247), (399, 182140), (420, 173033), (490, 148314), (532, 136605), (570, 127498), (588, 123595), (665, 109284), (735, 98876), (798, 91070), (931, 78060), (980, 74157), (1140, 63749), (1301, 55860), (1330, 54642), (1470, 49438), (1596, 45535), (1862, 39030), (1995, 36428), (2602, 27930), (2660, 27321), (2793, 26020), (2940, 24719), (3724, 19515), (3903, 18620), (3990, 18214), (4655, 15612), (5204, 13965), (5586, 13010), (6505, 11172), (7806, 9310), (7980, 9107)]