80496780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:696

約数の個数: 192

約数和(自身を含む): 289916928

約数和(自身を除く): 209420148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 23, 26, 28, 30, 35, 39, 42, 46, 52, 60, 65, 69, 70, 78, 84, 91, 92, 105, 115, 130, 138, 140, 156, 161, 182, 195, 210, 230, 260, 273, 276, 299, 322, 345, 364, 390, 420, 455, 460, 483, 546, 598, 641, 644, 690, 780, 805, 897, 910, 966, 1092, 1196, 1282, 1365, 1380, 1495, 1610, 1794, 1820, 1923, 1932, 2093, 2415, 2564, 2730, 2990, 3205, 3220, 3588, 3846, 4186, 4485, 4487, 4830, 5460, 5980, 6279, 6410, 7692, 8333, 8372, 8970, 8974, 9615, 9660, 10465, 12558, 12820, 13461, 14743, 16666, 17940, 17948, 19230, 20930, 22435, 24999, 25116, 26922, 29486, 31395, 33332, 38460, 41665, 41860, 44229, 44870, 49998, 53844, 58331, 58972, 62790, 67305, 73715, 83330, 88458, 89740, 99996, 103201, 116662, 124995, 125580, 134610, 147430, 166660, 174993, 176916, 191659, 206402, 221145, 233324, 249990, 269220, 291655, 294860, 309603, 349986, 383318, 412804, 442290, 499980, 516005, 574977, 583310, 619206, 699972, 766636, 874965, 884580, 958295, 1032010, 1149954, 1166620, 1238412, 1341613, 1548015, 1749930, 1916590, 2064020, 2299908, 2683226, 2874885, 3096030, 3499860, 3833180, 4024839, 5366452, 5749770, 6192060, 6708065, 8049678, 11499540, 13416130, 16099356, 20124195, 26832260, 40248390, 80496780]

約数ペア:

[(1, 80496780), (2, 40248390), (3, 26832260), (4, 20124195), (5, 16099356), (6, 13416130), (7, 11499540), (10, 8049678), (12, 6708065), (13, 6192060), (14, 5749770), (15, 5366452), (20, 4024839), (21, 3833180), (23, 3499860), (26, 3096030), (28, 2874885), (30, 2683226), (35, 2299908), (39, 2064020), (42, 1916590), (46, 1749930), (52, 1548015), (60, 1341613), (65, 1238412), (69, 1166620), (70, 1149954), (78, 1032010), (84, 958295), (91, 884580), (92, 874965), (105, 766636), (115, 699972), (130, 619206), (138, 583310), (140, 574977), (156, 516005), (161, 499980), (182, 442290), (195, 412804), (210, 383318), (230, 349986), (260, 309603), (273, 294860), (276, 291655), (299, 269220), (322, 249990), (345, 233324), (364, 221145), (390, 206402), (420, 191659), (455, 176916), (460, 174993), (483, 166660), (546, 147430), (598, 134610), (641, 125580), (644, 124995), (690, 116662), (780, 103201), (805, 99996), (897, 89740), (910, 88458), (966, 83330), (1092, 73715), (1196, 67305), (1282, 62790), (1365, 58972), (1380, 58331), (1495, 53844), (1610, 49998), (1794, 44870), (1820, 44229), (1923, 41860), (1932, 41665), (2093, 38460), (2415, 33332), (2564, 31395), (2730, 29486), (2990, 26922), (3205, 25116), (3220, 24999), (3588, 22435), (3846, 20930), (4186, 19230), (4485, 17948), (4487, 17940), (4830, 16666), (5460, 14743), (5980, 13461), (6279, 12820), (6410, 12558), (7692, 10465), (8333, 9660), (8372, 9615), (8970, 8974)]