1520790180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3923}}^1$

素因数の和:4026

約数の個数: 192

約数和(自身を含む): 5316046848

約数和(自身を除く): 3795256668

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, 71, 78, 84, 91, 105, 130, 140, 142, 156, 182, 195, 210, 213, 260, 273, 284, 355, 364, 390, 420, 426, 455, 497, 546, 710, 780, 852, 910, 923, 994, 1065, 1092, 1365, 1420, 1491, 1820, 1846, 1988, 2130, 2485, 2730, 2769, 2982, 3692, 3923, 4260, 4615, 4970, 5460, 5538, 5964, 6461, 7455, 7846, 9230, 9940, 11076, 11769, 12922, 13845, 14910, 15692, 18460, 19383, 19615, 23538, 25844, 27461, 27690, 29820, 32305, 38766, 39230, 47076, 50999, 54922, 55380, 58845, 64610, 77532, 78460, 82383, 96915, 101998, 109844, 117690, 129220, 137305, 152997, 164766, 193830, 203996, 235380, 254995, 274610, 278533, 305994, 329532, 356993, 387660, 411915, 509990, 549220, 557066, 611988, 713986, 764985, 823830, 835599, 1019980, 1070979, 1114132, 1392665, 1427972, 1529970, 1647660, 1671198, 1784965, 1949731, 2141958, 2785330, 3059940, 3342396, 3569930, 3620929, 3899462, 4177995, 4283916, 5354895, 5570660, 5849193, 7139860, 7241858, 7798924, 8355990, 9748655, 10709790, 10862787, 11698386, 14483716, 16711980, 18104645, 19497310, 21419580, 21725574, 23396772, 25346503, 29245965, 36209290, 38994620, 43451148, 50693006, 54313935, 58491930, 72418580, 76039509, 101386012, 108627870, 116983860, 126732515, 152079018, 217255740, 253465030, 304158036, 380197545, 506930060, 760395090, 1520790180]

約数ペア:

[(1, 1520790180), (2, 760395090), (3, 506930060), (4, 380197545), (5, 304158036), (6, 253465030), (7, 217255740), (10, 152079018), (12, 126732515), (13, 116983860), (14, 108627870), (15, 101386012), (20, 76039509), (21, 72418580), (26, 58491930), (28, 54313935), (30, 50693006), (35, 43451148), (39, 38994620), (42, 36209290), (52, 29245965), (60, 25346503), (65, 23396772), (70, 21725574), (71, 21419580), (78, 19497310), (84, 18104645), (91, 16711980), (105, 14483716), (130, 11698386), (140, 10862787), (142, 10709790), (156, 9748655), (182, 8355990), (195, 7798924), (210, 7241858), (213, 7139860), (260, 5849193), (273, 5570660), (284, 5354895), (355, 4283916), (364, 4177995), (390, 3899462), (420, 3620929), (426, 3569930), (455, 3342396), (497, 3059940), (546, 2785330), (710, 2141958), (780, 1949731), (852, 1784965), (910, 1671198), (923, 1647660), (994, 1529970), (1065, 1427972), (1092, 1392665), (1365, 1114132), (1420, 1070979), (1491, 1019980), (1820, 835599), (1846, 823830), (1988, 764985), (2130, 713986), (2485, 611988), (2730, 557066), (2769, 549220), (2982, 509990), (3692, 411915), (3923, 387660), (4260, 356993), (4615, 329532), (4970, 305994), (5460, 278533), (5538, 274610), (5964, 254995), (6461, 235380), (7455, 203996), (7846, 193830), (9230, 164766), (9940, 152997), (11076, 137305), (11769, 129220), (12922, 117690), (13845, 109844), (14910, 101998), (15692, 96915), (18460, 82383), (19383, 78460), (19615, 77532), (23538, 64610), (25844, 58845), (27461, 55380), (27690, 54922), (29820, 50999), (32305, 47076), (38766, 39230)]