128933440

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:344

約数の個数: 112

約数和(自身を含む): 329348592

約数和(自身を除く): 200415152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 137, 160, 170, 173, 272, 274, 320, 340, 346, 544, 548, 680, 685, 692, 865, 1088, 1096, 1360, 1370, 1384, 1730, 2192, 2329, 2720, 2740, 2768, 2941, 3460, 4384, 4658, 5440, 5480, 5536, 5882, 6920, 8768, 9316, 10960, 11072, 11645, 11764, 13840, 14705, 18632, 21920, 23290, 23528, 23701, 27680, 29410, 37264, 43840, 46580, 47056, 47402, 55360, 58820, 74528, 93160, 94112, 94804, 117640, 118505, 149056, 186320, 188224, 189608, 235280, 237010, 372640, 379216, 402917, 470560, 474020, 745280, 758432, 805834, 941120, 948040, 1516864, 1611668, 1896080, 2014585, 3223336, 3792160, 4029170, 6446672, 7584320, 8058340, 12893344, 16116680, 25786688, 32233360, 64466720, 128933440]

約数ペア:

[(1, 128933440), (2, 64466720), (4, 32233360), (5, 25786688), (8, 16116680), (10, 12893344), (16, 8058340), (17, 7584320), (20, 6446672), (32, 4029170), (34, 3792160), (40, 3223336), (64, 2014585), (68, 1896080), (80, 1611668), (85, 1516864), (136, 948040), (137, 941120), (160, 805834), (170, 758432), (173, 745280), (272, 474020), (274, 470560), (320, 402917), (340, 379216), (346, 372640), (544, 237010), (548, 235280), (680, 189608), (685, 188224), (692, 186320), (865, 149056), (1088, 118505), (1096, 117640), (1360, 94804), (1370, 94112), (1384, 93160), (1730, 74528), (2192, 58820), (2329, 55360), (2720, 47402), (2740, 47056), (2768, 46580), (2941, 43840), (3460, 37264), (4384, 29410), (4658, 27680), (5440, 23701), (5480, 23528), (5536, 23290), (5882, 21920), (6920, 18632), (8768, 14705), (9316, 13840), (10960, 11764), (11072, 11645)]