254092020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{269}}^1$

素因数の和:474

約数の個数: 192

約数和(自身を含む): 883975680

約数和(自身を除く): 629883660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 173, 182, 195, 210, 260, 269, 273, 346, 364, 390, 420, 455, 519, 538, 546, 692, 780, 807, 865, 910, 1038, 1076, 1092, 1211, 1345, 1365, 1614, 1730, 1820, 1883, 2076, 2249, 2422, 2595, 2690, 2730, 3228, 3460, 3497, 3633, 3766, 4035, 4498, 4844, 5190, 5380, 5460, 5649, 6055, 6747, 6994, 7266, 7532, 8070, 8996, 9415, 10380, 10491, 11245, 11298, 12110, 13494, 13988, 14532, 15743, 16140, 17485, 18165, 18830, 20982, 22490, 22596, 24220, 24479, 26988, 28245, 31486, 33735, 34970, 36330, 37660, 41964, 44980, 46537, 47229, 48958, 52455, 56490, 62972, 67470, 69940, 72660, 73437, 78715, 93074, 94458, 97916, 104910, 112980, 122395, 134940, 139611, 146874, 157430, 186148, 188916, 209820, 232685, 236145, 244790, 279222, 293748, 314860, 325759, 367185, 465370, 472290, 489580, 558444, 604981, 651518, 698055, 734370, 930740, 944580, 977277, 1209962, 1303036, 1396110, 1468740, 1628795, 1814943, 1954554, 2419924, 2792220, 3024905, 3257590, 3629886, 3909108, 4234867, 4886385, 6049810, 6515180, 7259772, 8469734, 9074715, 9772770, 12099620, 12704601, 16939468, 18149430, 19545540, 21174335, 25409202, 36298860, 42348670, 50818404, 63523005, 84697340, 127046010, 254092020]

約数ペア:

[(1, 254092020), (2, 127046010), (3, 84697340), (4, 63523005), (5, 50818404), (6, 42348670), (7, 36298860), (10, 25409202), (12, 21174335), (13, 19545540), (14, 18149430), (15, 16939468), (20, 12704601), (21, 12099620), (26, 9772770), (28, 9074715), (30, 8469734), (35, 7259772), (39, 6515180), (42, 6049810), (52, 4886385), (60, 4234867), (65, 3909108), (70, 3629886), (78, 3257590), (84, 3024905), (91, 2792220), (105, 2419924), (130, 1954554), (140, 1814943), (156, 1628795), (173, 1468740), (182, 1396110), (195, 1303036), (210, 1209962), (260, 977277), (269, 944580), (273, 930740), (346, 734370), (364, 698055), (390, 651518), (420, 604981), (455, 558444), (519, 489580), (538, 472290), (546, 465370), (692, 367185), (780, 325759), (807, 314860), (865, 293748), (910, 279222), (1038, 244790), (1076, 236145), (1092, 232685), (1211, 209820), (1345, 188916), (1365, 186148), (1614, 157430), (1730, 146874), (1820, 139611), (1883, 134940), (2076, 122395), (2249, 112980), (2422, 104910), (2595, 97916), (2690, 94458), (2730, 93074), (3228, 78715), (3460, 73437), (3497, 72660), (3633, 69940), (3766, 67470), (4035, 62972), (4498, 56490), (4844, 52455), (5190, 48958), (5380, 47229), (5460, 46537), (5649, 44980), (6055, 41964), (6747, 37660), (6994, 36330), (7266, 34970), (7532, 33735), (8070, 31486), (8996, 28245), (9415, 26988), (10380, 24479), (10491, 24220), (11245, 22596), (11298, 22490), (12110, 20982), (13494, 18830), (13988, 18165), (14532, 17485), (15743, 16140)]