338789360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{269}}^1$

素因数の和:475

約数の個数: 160

約数和(自身を含む): 978687360

約数和(自身を除く): 639898000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 173, 182, 208, 260, 269, 280, 346, 364, 455, 520, 538, 560, 692, 728, 865, 910, 1040, 1076, 1211, 1345, 1384, 1456, 1730, 1820, 1883, 2152, 2249, 2422, 2690, 2768, 3460, 3497, 3640, 3766, 4304, 4498, 4844, 5380, 6055, 6920, 6994, 7280, 7532, 8996, 9415, 9688, 10760, 11245, 12110, 13840, 13988, 15064, 15743, 17485, 17992, 18830, 19376, 21520, 22490, 24220, 24479, 27976, 30128, 31486, 34970, 35984, 37660, 44980, 46537, 48440, 48958, 55952, 62972, 69940, 75320, 78715, 89960, 93074, 96880, 97916, 122395, 125944, 139880, 150640, 157430, 179920, 186148, 195832, 232685, 244790, 251888, 279760, 314860, 325759, 372296, 391664, 465370, 489580, 604981, 629720, 651518, 744592, 930740, 979160, 1209962, 1259440, 1303036, 1628795, 1861480, 1958320, 2419924, 2606072, 3024905, 3257590, 3722960, 4234867, 4839848, 5212144, 6049810, 6515180, 8469734, 9679696, 12099620, 13030360, 16939468, 21174335, 24199240, 26060720, 33878936, 42348670, 48398480, 67757872, 84697340, 169394680, 338789360]

約数ペア:

[(1, 338789360), (2, 169394680), (4, 84697340), (5, 67757872), (7, 48398480), (8, 42348670), (10, 33878936), (13, 26060720), (14, 24199240), (16, 21174335), (20, 16939468), (26, 13030360), (28, 12099620), (35, 9679696), (40, 8469734), (52, 6515180), (56, 6049810), (65, 5212144), (70, 4839848), (80, 4234867), (91, 3722960), (104, 3257590), (112, 3024905), (130, 2606072), (140, 2419924), (173, 1958320), (182, 1861480), (208, 1628795), (260, 1303036), (269, 1259440), (280, 1209962), (346, 979160), (364, 930740), (455, 744592), (520, 651518), (538, 629720), (560, 604981), (692, 489580), (728, 465370), (865, 391664), (910, 372296), (1040, 325759), (1076, 314860), (1211, 279760), (1345, 251888), (1384, 244790), (1456, 232685), (1730, 195832), (1820, 186148), (1883, 179920), (2152, 157430), (2249, 150640), (2422, 139880), (2690, 125944), (2768, 122395), (3460, 97916), (3497, 96880), (3640, 93074), (3766, 89960), (4304, 78715), (4498, 75320), (4844, 69940), (5380, 62972), (6055, 55952), (6920, 48958), (6994, 48440), (7280, 46537), (7532, 44980), (8996, 37660), (9415, 35984), (9688, 34970), (10760, 31486), (11245, 30128), (12110, 27976), (13840, 24479), (13988, 24220), (15064, 22490), (15743, 21520), (17485, 19376), (17992, 18830)]