77647360

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{619}}^1$

素因数の和:656

約数の個数: 120

約数和(自身を含む): 216916920

約数和(自身を除く): 139269560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 619, 640, 784, 896, 980, 1120, 1238, 1280, 1568, 1792, 1960, 2240, 2476, 2560, 3095, 3136, 3584, 3920, 4333, 4480, 4952, 6190, 6272, 7840, 8666, 8960, 9904, 12380, 12544, 15680, 17332, 17920, 19808, 21665, 24760, 25088, 30331, 31360, 34664, 39616, 43330, 49520, 60662, 62720, 69328, 79232, 86660, 99040, 121324, 125440, 138656, 151655, 158464, 173320, 198080, 242648, 277312, 303310, 316928, 346640, 396160, 485296, 554624, 606620, 693280, 792320, 970592, 1109248, 1213240, 1386560, 1584640, 1941184, 2218496, 2426480, 2773120, 3882368, 4852960, 5546240, 7764736, 9705920, 11092480, 15529472, 19411840, 38823680, 77647360]

約数ペア:

[(1, 77647360), (2, 38823680), (4, 19411840), (5, 15529472), (7, 11092480), (8, 9705920), (10, 7764736), (14, 5546240), (16, 4852960), (20, 3882368), (28, 2773120), (32, 2426480), (35, 2218496), (40, 1941184), (49, 1584640), (56, 1386560), (64, 1213240), (70, 1109248), (80, 970592), (98, 792320), (112, 693280), (128, 606620), (140, 554624), (160, 485296), (196, 396160), (224, 346640), (245, 316928), (256, 303310), (280, 277312), (320, 242648), (392, 198080), (448, 173320), (490, 158464), (512, 151655), (560, 138656), (619, 125440), (640, 121324), (784, 99040), (896, 86660), (980, 79232), (1120, 69328), (1238, 62720), (1280, 60662), (1568, 49520), (1792, 43330), (1960, 39616), (2240, 34664), (2476, 31360), (2560, 30331), (3095, 25088), (3136, 24760), (3584, 21665), (3920, 19808), (4333, 17920), (4480, 17332), (4952, 15680), (6190, 12544), (6272, 12380), (7840, 9904), (8666, 8960)]