68719170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 190439424

約数和(自身を除く): 121720254

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 47, 65, 69, 78, 94, 115, 130, 138, 141, 163, 195, 230, 235, 282, 299, 326, 345, 390, 470, 489, 598, 611, 690, 705, 815, 897, 978, 1081, 1222, 1410, 1495, 1630, 1794, 1833, 2119, 2162, 2445, 2990, 3055, 3243, 3666, 3749, 4238, 4485, 4890, 5405, 6110, 6357, 6486, 7498, 7661, 8970, 9165, 10595, 10810, 11247, 12714, 14053, 15322, 16215, 18330, 18745, 21190, 22494, 22983, 28106, 31785, 32430, 37490, 38305, 42159, 45966, 48737, 56235, 63570, 70265, 76610, 84318, 97474, 99593, 112470, 114915, 140530, 146211, 176203, 199186, 210795, 229830, 243685, 292422, 298779, 352406, 421590, 487370, 497965, 528609, 597558, 731055, 881015, 995930, 1057218, 1462110, 1493895, 1762030, 2290639, 2643045, 2987790, 4581278, 5286090, 6871917, 11453195, 13743834, 22906390, 34359585, 68719170]

約数ペア:

[(1, 68719170), (2, 34359585), (3, 22906390), (5, 13743834), (6, 11453195), (10, 6871917), (13, 5286090), (15, 4581278), (23, 2987790), (26, 2643045), (30, 2290639), (39, 1762030), (46, 1493895), (47, 1462110), (65, 1057218), (69, 995930), (78, 881015), (94, 731055), (115, 597558), (130, 528609), (138, 497965), (141, 487370), (163, 421590), (195, 352406), (230, 298779), (235, 292422), (282, 243685), (299, 229830), (326, 210795), (345, 199186), (390, 176203), (470, 146211), (489, 140530), (598, 114915), (611, 112470), (690, 99593), (705, 97474), (815, 84318), (897, 76610), (978, 70265), (1081, 63570), (1222, 56235), (1410, 48737), (1495, 45966), (1630, 42159), (1794, 38305), (1833, 37490), (2119, 32430), (2162, 31785), (2445, 28106), (2990, 22983), (3055, 22494), (3243, 21190), (3666, 18745), (3749, 18330), (4238, 16215), (4485, 15322), (4890, 14053), (5405, 12714), (6110, 11247), (6357, 10810), (6486, 10595), (7498, 9165), (7661, 8970)]