401215920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:452

約数の個数: 240

約数和(自身を含む): 1464772320

約数和(自身を除く): 1063556400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 109, 112, 120, 140, 147, 168, 196, 210, 218, 240, 245, 280, 294, 313, 327, 336, 392, 420, 436, 490, 545, 560, 588, 626, 654, 735, 763, 784, 840, 872, 939, 980, 1090, 1176, 1252, 1308, 1470, 1526, 1565, 1635, 1680, 1744, 1878, 1960, 2180, 2191, 2289, 2352, 2504, 2616, 2940, 3052, 3130, 3270, 3756, 3815, 3920, 4360, 4382, 4578, 4695, 5008, 5232, 5341, 5880, 6104, 6260, 6540, 6573, 7512, 7630, 8720, 8764, 9156, 9390, 10682, 10955, 11445, 11760, 12208, 12520, 13080, 13146, 15024, 15260, 15337, 16023, 17528, 18312, 18780, 21364, 21910, 22890, 25040, 26160, 26292, 26705, 30520, 30674, 32046, 32865, 34117, 35056, 36624, 37560, 42728, 43820, 45780, 46011, 52584, 53410, 61040, 61348, 64092, 65730, 68234, 75120, 76685, 80115, 85456, 87640, 91560, 92022, 102351, 105168, 106820, 122696, 128184, 131460, 136468, 153370, 160230, 170585, 175280, 183120, 184044, 204702, 213640, 230055, 238819, 245392, 256368, 262920, 272936, 306740, 320460, 341170, 368088, 409404, 427280, 460110, 477638, 511755, 525840, 545872, 613480, 640920, 682340, 716457, 736176, 818808, 920220, 955276, 1023510, 1194095, 1226960, 1281840, 1364680, 1432914, 1637616, 1671733, 1840440, 1910552, 2047020, 2388190, 2729360, 2865828, 3343466, 3582285, 3680880, 3821104, 4094040, 4776380, 5015199, 5731656, 6686932, 7164570, 8188080, 8358665, 9552760, 10030398, 11463312, 13373864, 14329140, 16717330, 19105520, 20060796, 25075995, 26747728, 28658280, 33434660, 40121592, 50151990, 57316560, 66869320, 80243184, 100303980, 133738640, 200607960, 401215920]

約数ペア:

[(1, 401215920), (2, 200607960), (3, 133738640), (4, 100303980), (5, 80243184), (6, 66869320), (7, 57316560), (8, 50151990), (10, 40121592), (12, 33434660), (14, 28658280), (15, 26747728), (16, 25075995), (20, 20060796), (21, 19105520), (24, 16717330), (28, 14329140), (30, 13373864), (35, 11463312), (40, 10030398), (42, 9552760), (48, 8358665), (49, 8188080), (56, 7164570), (60, 6686932), (70, 5731656), (80, 5015199), (84, 4776380), (98, 4094040), (105, 3821104), (109, 3680880), (112, 3582285), (120, 3343466), (140, 2865828), (147, 2729360), (168, 2388190), (196, 2047020), (210, 1910552), (218, 1840440), (240, 1671733), (245, 1637616), (280, 1432914), (294, 1364680), (313, 1281840), (327, 1226960), (336, 1194095), (392, 1023510), (420, 955276), (436, 920220), (490, 818808), (545, 736176), (560, 716457), (588, 682340), (626, 640920), (654, 613480), (735, 545872), (763, 525840), (784, 511755), (840, 477638), (872, 460110), (939, 427280), (980, 409404), (1090, 368088), (1176, 341170), (1252, 320460), (1308, 306740), (1470, 272936), (1526, 262920), (1565, 256368), (1635, 245392), (1680, 238819), (1744, 230055), (1878, 213640), (1960, 204702), (2180, 184044), (2191, 183120), (2289, 175280), (2352, 170585), (2504, 160230), (2616, 153370), (2940, 136468), (3052, 131460), (3130, 128184), (3270, 122696), (3756, 106820), (3815, 105168), (3920, 102351), (4360, 92022), (4382, 91560), (4578, 87640), (4695, 85456), (5008, 80115), (5232, 76685), (5341, 75120), (5880, 68234), (6104, 65730), (6260, 64092), (6540, 61348), (6573, 61040), (7512, 53410), (7630, 52584), (8720, 46011), (8764, 45780), (9156, 43820), (9390, 42728), (10682, 37560), (10955, 36624), (11445, 35056), (11760, 34117), (12208, 32865), (12520, 32046), (13080, 30674), (13146, 30520), (15024, 26705), (15260, 26292), (15337, 26160), (16023, 25040), (17528, 22890), (18312, 21910), (18780, 21364)]