245797440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:569

約数の個数: 224

約数和(自身を含む): 905134080

約数和(自身を除く): 659336640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 79, 80, 84, 96, 105, 112, 120, 140, 158, 160, 168, 192, 210, 224, 237, 240, 280, 316, 320, 336, 395, 420, 448, 463, 474, 480, 553, 560, 632, 672, 790, 840, 926, 948, 960, 1106, 1120, 1185, 1264, 1344, 1389, 1580, 1659, 1680, 1852, 1896, 2212, 2240, 2315, 2370, 2528, 2765, 2778, 3160, 3241, 3318, 3360, 3704, 3792, 4424, 4630, 4740, 5056, 5530, 5556, 6320, 6482, 6636, 6720, 6945, 7408, 7584, 8295, 8848, 9260, 9480, 9723, 11060, 11112, 12640, 12964, 13272, 13890, 14816, 15168, 16205, 16590, 17696, 18520, 18960, 19446, 22120, 22224, 25280, 25928, 26544, 27780, 29632, 32410, 33180, 35392, 36577, 37040, 37920, 38892, 44240, 44448, 48615, 51856, 53088, 55560, 64820, 66360, 73154, 74080, 75840, 77784, 88480, 88896, 97230, 103712, 106176, 109731, 111120, 129640, 132720, 146308, 148160, 155568, 176960, 182885, 194460, 207424, 219462, 222240, 256039, 259280, 265440, 292616, 311136, 365770, 388920, 438924, 444480, 512078, 518560, 530880, 548655, 585232, 622272, 731540, 768117, 777840, 877848, 1024156, 1037120, 1097310, 1170464, 1280195, 1463080, 1536234, 1555680, 1755696, 2048312, 2194620, 2340928, 2560390, 2926160, 3072468, 3111360, 3511392, 3840585, 4096624, 4389240, 5120780, 5852320, 6144936, 7022784, 7681170, 8193248, 8778480, 10241560, 11704640, 12289872, 15362340, 16386496, 17556960, 20483120, 24579744, 30724680, 35113920, 40966240, 49159488, 61449360, 81932480, 122898720, 245797440]

約数ペア:

[(1, 245797440), (2, 122898720), (3, 81932480), (4, 61449360), (5, 49159488), (6, 40966240), (7, 35113920), (8, 30724680), (10, 24579744), (12, 20483120), (14, 17556960), (15, 16386496), (16, 15362340), (20, 12289872), (21, 11704640), (24, 10241560), (28, 8778480), (30, 8193248), (32, 7681170), (35, 7022784), (40, 6144936), (42, 5852320), (48, 5120780), (56, 4389240), (60, 4096624), (64, 3840585), (70, 3511392), (79, 3111360), (80, 3072468), (84, 2926160), (96, 2560390), (105, 2340928), (112, 2194620), (120, 2048312), (140, 1755696), (158, 1555680), (160, 1536234), (168, 1463080), (192, 1280195), (210, 1170464), (224, 1097310), (237, 1037120), (240, 1024156), (280, 877848), (316, 777840), (320, 768117), (336, 731540), (395, 622272), (420, 585232), (448, 548655), (463, 530880), (474, 518560), (480, 512078), (553, 444480), (560, 438924), (632, 388920), (672, 365770), (790, 311136), (840, 292616), (926, 265440), (948, 259280), (960, 256039), (1106, 222240), (1120, 219462), (1185, 207424), (1264, 194460), (1344, 182885), (1389, 176960), (1580, 155568), (1659, 148160), (1680, 146308), (1852, 132720), (1896, 129640), (2212, 111120), (2240, 109731), (2315, 106176), (2370, 103712), (2528, 97230), (2765, 88896), (2778, 88480), (3160, 77784), (3241, 75840), (3318, 74080), (3360, 73154), (3704, 66360), (3792, 64820), (4424, 55560), (4630, 53088), (4740, 51856), (5056, 48615), (5530, 44448), (5556, 44240), (6320, 38892), (6482, 37920), (6636, 37040), (6720, 36577), (6945, 35392), (7408, 33180), (7584, 32410), (8295, 29632), (8848, 27780), (9260, 26544), (9480, 25928), (9723, 25280), (11060, 22224), (11112, 22120), (12640, 19446), (12964, 18960), (13272, 18520), (13890, 17696), (14816, 16590), (15168, 16205)]