154541440

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 396576000

約数和(自身を除く): 242034560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 71, 76, 80, 95, 128, 142, 152, 160, 179, 190, 284, 304, 320, 355, 358, 380, 568, 608, 640, 710, 716, 760, 895, 1136, 1216, 1349, 1420, 1432, 1520, 1790, 2272, 2432, 2698, 2840, 2864, 3040, 3401, 3580, 4544, 5396, 5680, 5728, 6080, 6745, 6802, 7160, 9088, 10792, 11360, 11456, 12160, 12709, 13490, 13604, 14320, 17005, 21584, 22720, 22912, 25418, 26980, 27208, 28640, 34010, 43168, 45440, 50836, 53960, 54416, 57280, 63545, 68020, 86336, 101672, 107920, 108832, 114560, 127090, 136040, 172672, 203344, 215840, 217664, 241471, 254180, 272080, 406688, 431680, 435328, 482942, 508360, 544160, 813376, 863360, 965884, 1016720, 1088320, 1207355, 1626752, 1931768, 2033440, 2176640, 2414710, 3863536, 4066880, 4829420, 7727072, 8133760, 9658840, 15454144, 19317680, 30908288, 38635360, 77270720, 154541440]

約数ペア:

[(1, 154541440), (2, 77270720), (4, 38635360), (5, 30908288), (8, 19317680), (10, 15454144), (16, 9658840), (19, 8133760), (20, 7727072), (32, 4829420), (38, 4066880), (40, 3863536), (64, 2414710), (71, 2176640), (76, 2033440), (80, 1931768), (95, 1626752), (128, 1207355), (142, 1088320), (152, 1016720), (160, 965884), (179, 863360), (190, 813376), (284, 544160), (304, 508360), (320, 482942), (355, 435328), (358, 431680), (380, 406688), (568, 272080), (608, 254180), (640, 241471), (710, 217664), (716, 215840), (760, 203344), (895, 172672), (1136, 136040), (1216, 127090), (1349, 114560), (1420, 108832), (1432, 107920), (1520, 101672), (1790, 86336), (2272, 68020), (2432, 63545), (2698, 57280), (2840, 54416), (2864, 53960), (3040, 50836), (3401, 45440), (3580, 43168), (4544, 34010), (5396, 28640), (5680, 27208), (5728, 26980), (6080, 25418), (6745, 22912), (6802, 22720), (7160, 21584), (9088, 17005), (10792, 14320), (11360, 13604), (11456, 13490), (12160, 12709)]