1720966240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:230

約数の個数: 288

約数和(自身を含む): 5000050944

約数和(自身を除く): 3279084704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 73, 80, 97, 98, 112, 124, 140, 146, 155, 160, 194, 196, 217, 224, 245, 248, 280, 292, 310, 365, 388, 392, 434, 485, 490, 496, 511, 560, 584, 620, 679, 730, 776, 784, 868, 970, 980, 992, 1022, 1085, 1120, 1168, 1240, 1358, 1460, 1519, 1552, 1568, 1736, 1940, 1960, 2044, 2170, 2263, 2336, 2480, 2555, 2716, 2920, 3007, 3038, 3104, 3395, 3472, 3577, 3880, 3920, 4088, 4340, 4526, 4753, 4960, 5110, 5432, 5840, 6014, 6076, 6790, 6944, 7081, 7154, 7595, 7760, 7840, 8176, 8680, 9052, 9506, 10220, 10864, 11315, 11680, 12028, 12152, 13580, 14162, 14308, 15035, 15190, 15520, 15841, 16352, 17360, 17885, 18104, 19012, 20440, 21049, 21728, 22630, 23765, 24056, 24304, 27160, 28324, 28616, 30070, 30380, 31682, 34720, 35405, 35770, 36208, 38024, 40880, 42098, 45260, 47530, 48112, 48608, 49567, 54320, 56648, 57232, 60140, 60760, 63364, 70810, 71540, 72416, 76048, 79205, 81760, 84196, 90520, 95060, 96224, 99134, 105245, 108640, 110887, 113296, 114464, 120280, 121520, 126728, 141620, 143080, 147343, 152096, 158410, 168392, 181040, 190120, 198268, 210490, 219511, 221774, 226592, 240560, 243040, 247835, 253456, 283240, 286160, 294686, 316820, 336784, 346969, 362080, 380240, 396536, 420980, 439022, 443548, 481120, 495670, 506912, 554435, 566480, 572320, 589372, 633640, 673568, 693938, 736715, 760480, 793072, 841960, 878044, 887096, 991340, 1097555, 1108870, 1132960, 1178744, 1267280, 1387876, 1473430, 1536577, 1586144, 1683920, 1734845, 1756088, 1774192, 1982680, 2195110, 2217740, 2357488, 2534560, 2775752, 2946860, 3073154, 3367840, 3469690, 3512176, 3548384, 3965360, 4390220, 4435480, 4714976, 5551504, 5893720, 6146308, 6939380, 7024352, 7682885, 7930720, 8780440, 8870960, 10756039, 11103008, 11787440, 12292616, 13878760, 15365770, 17560880, 17741920, 21512078, 23574880, 24585232, 27757520, 30731540, 35121760, 43024156, 49170464, 53780195, 55515040, 61463080, 86048312, 107560390, 122926160, 172096624, 215120780, 245852320, 344193248, 430241560, 860483120, 1720966240]

約数ペア:

[(1, 1720966240), (2, 860483120), (4, 430241560), (5, 344193248), (7, 245852320), (8, 215120780), (10, 172096624), (14, 122926160), (16, 107560390), (20, 86048312), (28, 61463080), (31, 55515040), (32, 53780195), (35, 49170464), (40, 43024156), (49, 35121760), (56, 30731540), (62, 27757520), (70, 24585232), (73, 23574880), (80, 21512078), (97, 17741920), (98, 17560880), (112, 15365770), (124, 13878760), (140, 12292616), (146, 11787440), (155, 11103008), (160, 10756039), (194, 8870960), (196, 8780440), (217, 7930720), (224, 7682885), (245, 7024352), (248, 6939380), (280, 6146308), (292, 5893720), (310, 5551504), (365, 4714976), (388, 4435480), (392, 4390220), (434, 3965360), (485, 3548384), (490, 3512176), (496, 3469690), (511, 3367840), (560, 3073154), (584, 2946860), (620, 2775752), (679, 2534560), (730, 2357488), (776, 2217740), (784, 2195110), (868, 1982680), (970, 1774192), (980, 1756088), (992, 1734845), (1022, 1683920), (1085, 1586144), (1120, 1536577), (1168, 1473430), (1240, 1387876), (1358, 1267280), (1460, 1178744), (1519, 1132960), (1552, 1108870), (1568, 1097555), (1736, 991340), (1940, 887096), (1960, 878044), (2044, 841960), (2170, 793072), (2263, 760480), (2336, 736715), (2480, 693938), (2555, 673568), (2716, 633640), (2920, 589372), (3007, 572320), (3038, 566480), (3104, 554435), (3395, 506912), (3472, 495670), (3577, 481120), (3880, 443548), (3920, 439022), (4088, 420980), (4340, 396536), (4526, 380240), (4753, 362080), (4960, 346969), (5110, 336784), (5432, 316820), (5840, 294686), (6014, 286160), (6076, 283240), (6790, 253456), (6944, 247835), (7081, 243040), (7154, 240560), (7595, 226592), (7760, 221774), (7840, 219511), (8176, 210490), (8680, 198268), (9052, 190120), (9506, 181040), (10220, 168392), (10864, 158410), (11315, 152096), (11680, 147343), (12028, 143080), (12152, 141620), (13580, 126728), (14162, 121520), (14308, 120280), (15035, 114464), (15190, 113296), (15520, 110887), (15841, 108640), (16352, 105245), (17360, 99134), (17885, 96224), (18104, 95060), (19012, 90520), (20440, 84196), (21049, 81760), (21728, 79205), (22630, 76048), (23765, 72416), (24056, 71540), (24304, 70810), (27160, 63364), (28324, 60760), (28616, 60140), (30070, 57232), (30380, 56648), (31682, 54320), (34720, 49567), (35405, 48608), (35770, 48112), (36208, 47530), (38024, 45260), (40880, 42098)]