210353920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1381}}^1$

素因数の和:1426

約数の個数: 144

約数和(自身を含む): 610158528

約数和(自身を除く): 399804608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1280, 1360, 1381, 1792, 1904, 2176, 2240, 2380, 2720, 2762, 3808, 4352, 4480, 4760, 5440, 5524, 6905, 7616, 8960, 9520, 9667, 10880, 11048, 13810, 15232, 19040, 19334, 21760, 22096, 23477, 27620, 30464, 38080, 38668, 44192, 46954, 48335, 55240, 76160, 77336, 88384, 93908, 96670, 110480, 117385, 152320, 154672, 164339, 176768, 187816, 193340, 220960, 234770, 309344, 328678, 353536, 375632, 386680, 441920, 469540, 618688, 657356, 751264, 773360, 821695, 883840, 939080, 1237376, 1314712, 1502528, 1546720, 1643390, 1767680, 1878160, 2474752, 2629424, 3005056, 3093440, 3286780, 3756320, 5258848, 6010112, 6186880, 6573560, 7512640, 10517696, 12373760, 13147120, 15025280, 21035392, 26294240, 30050560, 42070784, 52588480, 105176960, 210353920]

約数ペア:

[(1, 210353920), (2, 105176960), (4, 52588480), (5, 42070784), (7, 30050560), (8, 26294240), (10, 21035392), (14, 15025280), (16, 13147120), (17, 12373760), (20, 10517696), (28, 7512640), (32, 6573560), (34, 6186880), (35, 6010112), (40, 5258848), (56, 3756320), (64, 3286780), (68, 3093440), (70, 3005056), (80, 2629424), (85, 2474752), (112, 1878160), (119, 1767680), (128, 1643390), (136, 1546720), (140, 1502528), (160, 1314712), (170, 1237376), (224, 939080), (238, 883840), (256, 821695), (272, 773360), (280, 751264), (320, 657356), (340, 618688), (448, 469540), (476, 441920), (544, 386680), (560, 375632), (595, 353536), (640, 328678), (680, 309344), (896, 234770), (952, 220960), (1088, 193340), (1120, 187816), (1190, 176768), (1280, 164339), (1360, 154672), (1381, 152320), (1792, 117385), (1904, 110480), (2176, 96670), (2240, 93908), (2380, 88384), (2720, 77336), (2762, 76160), (3808, 55240), (4352, 48335), (4480, 46954), (4760, 44192), (5440, 38668), (5524, 38080), (6905, 30464), (7616, 27620), (8960, 23477), (9520, 22096), (9667, 21760), (10880, 19334), (11048, 19040), (13810, 15232)]