20280589968

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{3407}}^1$

素因数の和:3605

約数の個数: 160

約数和(自身を含む): 56593520640

約数和(自身を除く): 36312930672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 61, 76, 107, 114, 122, 152, 183, 214, 228, 244, 304, 321, 366, 428, 456, 488, 642, 732, 856, 912, 976, 1159, 1284, 1464, 1712, 2033, 2318, 2568, 2928, 3407, 3477, 4066, 4636, 5136, 6099, 6527, 6814, 6954, 8132, 9272, 10221, 12198, 13054, 13628, 13908, 16264, 18544, 19581, 20442, 24396, 26108, 27256, 27816, 32528, 39162, 40884, 48792, 52216, 54512, 55632, 64733, 78324, 81768, 97584, 104432, 124013, 129466, 156648, 163536, 194199, 207827, 248026, 258932, 313296, 364549, 372039, 388398, 415654, 496052, 517864, 623481, 729098, 744078, 776796, 831308, 992104, 1035728, 1093647, 1246962, 1458196, 1488156, 1553592, 1662616, 1984208, 2187294, 2493924, 2916392, 2976312, 3107184, 3325232, 3948713, 4374588, 4987848, 5832784, 5952624, 6926431, 7897426, 8749176, 9975696, 11846139, 13852862, 15794852, 17498352, 20779293, 22237489, 23692278, 27705724, 31589704, 41558586, 44474978, 47384556, 55411448, 63179408, 66712467, 83117172, 88949956, 94769112, 110822896, 133424934, 166234344, 177899912, 189538224, 266849868, 332468688, 355799824, 422512291, 533699736, 845024582, 1067399472, 1267536873, 1690049164, 2535073746, 3380098328, 5070147492, 6760196656, 10140294984, 20280589968]

約数ペア:

[(1, 20280589968), (2, 10140294984), (3, 6760196656), (4, 5070147492), (6, 3380098328), (8, 2535073746), (12, 1690049164), (16, 1267536873), (19, 1067399472), (24, 845024582), (38, 533699736), (48, 422512291), (57, 355799824), (61, 332468688), (76, 266849868), (107, 189538224), (114, 177899912), (122, 166234344), (152, 133424934), (183, 110822896), (214, 94769112), (228, 88949956), (244, 83117172), (304, 66712467), (321, 63179408), (366, 55411448), (428, 47384556), (456, 44474978), (488, 41558586), (642, 31589704), (732, 27705724), (856, 23692278), (912, 22237489), (976, 20779293), (1159, 17498352), (1284, 15794852), (1464, 13852862), (1712, 11846139), (2033, 9975696), (2318, 8749176), (2568, 7897426), (2928, 6926431), (3407, 5952624), (3477, 5832784), (4066, 4987848), (4636, 4374588), (5136, 3948713), (6099, 3325232), (6527, 3107184), (6814, 2976312), (6954, 2916392), (8132, 2493924), (9272, 2187294), (10221, 1984208), (12198, 1662616), (13054, 1553592), (13628, 1488156), (13908, 1458196), (16264, 1246962), (18544, 1093647), (19581, 1035728), (20442, 992104), (24396, 831308), (26108, 776796), (27256, 744078), (27816, 729098), (32528, 623481), (39162, 517864), (40884, 496052), (48792, 415654), (52216, 388398), (54512, 372039), (55632, 364549), (64733, 313296), (78324, 258932), (81768, 248026), (97584, 207827), (104432, 194199), (124013, 163536), (129466, 156648)]