73450880

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 128

約数和(自身を含む): 191458080

約数和(自身を除く): 118007200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 128, 136, 157, 160, 170, 172, 215, 272, 314, 320, 340, 344, 430, 544, 628, 640, 680, 688, 731, 785, 860, 1088, 1256, 1360, 1376, 1462, 1570, 1720, 2176, 2512, 2669, 2720, 2752, 2924, 3140, 3440, 3655, 5024, 5338, 5440, 5504, 5848, 6280, 6751, 6880, 7310, 10048, 10676, 10880, 11696, 12560, 13345, 13502, 13760, 14620, 20096, 21352, 23392, 25120, 26690, 27004, 27520, 29240, 33755, 42704, 46784, 50240, 53380, 54008, 58480, 67510, 85408, 93568, 100480, 106760, 108016, 114767, 116960, 135020, 170816, 213520, 216032, 229534, 233920, 270040, 341632, 427040, 432064, 459068, 467840, 540080, 573835, 854080, 864128, 918136, 1080160, 1147670, 1708160, 1836272, 2160320, 2295340, 3672544, 4320640, 4590680, 7345088, 9181360, 14690176, 18362720, 36725440, 73450880]

約数ペア:

[(1, 73450880), (2, 36725440), (4, 18362720), (5, 14690176), (8, 9181360), (10, 7345088), (16, 4590680), (17, 4320640), (20, 3672544), (32, 2295340), (34, 2160320), (40, 1836272), (43, 1708160), (64, 1147670), (68, 1080160), (80, 918136), (85, 864128), (86, 854080), (128, 573835), (136, 540080), (157, 467840), (160, 459068), (170, 432064), (172, 427040), (215, 341632), (272, 270040), (314, 233920), (320, 229534), (340, 216032), (344, 213520), (430, 170816), (544, 135020), (628, 116960), (640, 114767), (680, 108016), (688, 106760), (731, 100480), (785, 93568), (860, 85408), (1088, 67510), (1256, 58480), (1360, 54008), (1376, 53380), (1462, 50240), (1570, 46784), (1720, 42704), (2176, 33755), (2512, 29240), (2669, 27520), (2720, 27004), (2752, 26690), (2924, 25120), (3140, 23392), (3440, 21352), (3655, 20096), (5024, 14620), (5338, 13760), (5440, 13502), (5504, 13345), (5848, 12560), (6280, 11696), (6751, 10880), (6880, 10676), (7310, 10048)]