664425440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31223}}^1$

素因数の和:31264

約数の個数: 96

約数和(自身を含む): 1888427520

約数和(自身を除く): 1224002080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1520, 2128, 2660, 3040, 4256, 5320, 10640, 21280, 31223, 62446, 124892, 156115, 218561, 249784, 312230, 437122, 499568, 593237, 624460, 874244, 999136, 1092805, 1186474, 1248920, 1748488, 2185610, 2372948, 2497840, 2966185, 3496976, 4152659, 4371220, 4745896, 4995680, 5932370, 6993952, 8305318, 8742440, 9491792, 11864740, 16610636, 17484880, 18983584, 20763295, 23729480, 33221272, 34969760, 41526590, 47458960, 66442544, 83053180, 94917920, 132885088, 166106360, 332212720, 664425440]

約数ペア:

[(1, 664425440), (2, 332212720), (4, 166106360), (5, 132885088), (7, 94917920), (8, 83053180), (10, 66442544), (14, 47458960), (16, 41526590), (19, 34969760), (20, 33221272), (28, 23729480), (32, 20763295), (35, 18983584), (38, 17484880), (40, 16610636), (56, 11864740), (70, 9491792), (76, 8742440), (80, 8305318), (95, 6993952), (112, 5932370), (133, 4995680), (140, 4745896), (152, 4371220), (160, 4152659), (190, 3496976), (224, 2966185), (266, 2497840), (280, 2372948), (304, 2185610), (380, 1748488), (532, 1248920), (560, 1186474), (608, 1092805), (665, 999136), (760, 874244), (1064, 624460), (1120, 593237), (1330, 499568), (1520, 437122), (2128, 312230), (2660, 249784), (3040, 218561), (4256, 156115), (5320, 124892), (10640, 62446), (21280, 31223)]