15673774720

素因数分解:

$2^7\times 5^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1\times {\mathrm{401}}^1$

素因数の和:966

約数の個数: 128

約数和(自身を含む): 37899997200

約数和(自身を除く): 22226222480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 314, 320, 389, 401, 628, 640, 778, 785, 802, 1256, 1556, 1570, 1604, 1945, 2005, 2512, 3112, 3140, 3208, 3890, 4010, 5024, 6224, 6280, 6416, 7780, 8020, 10048, 12448, 12560, 12832, 15560, 16040, 20096, 24896, 25120, 25664, 31120, 32080, 49792, 50240, 51328, 61073, 62240, 62957, 64160, 100480, 122146, 124480, 125914, 128320, 155989, 244292, 248960, 251828, 256640, 305365, 311978, 314785, 488584, 503656, 610730, 623956, 629570, 779945, 977168, 1007312, 1221460, 1247912, 1259140, 1559890, 1954336, 2014624, 2442920, 2495824, 2518280, 3119780, 3908672, 4029248, 4885840, 4991648, 5036560, 6239560, 7817344, 8058496, 9771680, 9983296, 10073120, 12479120, 19543360, 19966592, 20146240, 24490273, 24958240, 39086720, 40292480, 48980546, 49916480, 97961092, 99832960, 122451365, 195922184, 244902730, 391844368, 489805460, 783688736, 979610920, 1567377472, 1959221840, 3134754944, 3918443680, 7836887360, 15673774720]

約数ペア:

[(1, 15673774720), (2, 7836887360), (4, 3918443680), (5, 3134754944), (8, 1959221840), (10, 1567377472), (16, 979610920), (20, 783688736), (32, 489805460), (40, 391844368), (64, 244902730), (80, 195922184), (128, 122451365), (157, 99832960), (160, 97961092), (314, 49916480), (320, 48980546), (389, 40292480), (401, 39086720), (628, 24958240), (640, 24490273), (778, 20146240), (785, 19966592), (802, 19543360), (1256, 12479120), (1556, 10073120), (1570, 9983296), (1604, 9771680), (1945, 8058496), (2005, 7817344), (2512, 6239560), (3112, 5036560), (3140, 4991648), (3208, 4885840), (3890, 4029248), (4010, 3908672), (5024, 3119780), (6224, 2518280), (6280, 2495824), (6416, 2442920), (7780, 2014624), (8020, 1954336), (10048, 1559890), (12448, 1259140), (12560, 1247912), (12832, 1221460), (15560, 1007312), (16040, 977168), (20096, 779945), (24896, 629570), (25120, 623956), (25664, 610730), (31120, 503656), (32080, 488584), (49792, 314785), (50240, 311978), (51328, 305365), (61073, 256640), (62240, 251828), (62957, 248960), (64160, 244292), (100480, 155989), (122146, 128320), (124480, 125914)]