490150920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2689}}^1$

素因数の和:2748

約数の個数: 192

約数和(自身を含む): 1766361600

約数和(自身を除く): 1276210680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 245, 248, 280, 294, 310, 372, 392, 420, 434, 465, 490, 588, 620, 651, 735, 744, 840, 868, 930, 980, 1085, 1176, 1240, 1302, 1470, 1519, 1736, 1860, 1960, 2170, 2604, 2689, 2940, 3038, 3255, 3720, 4340, 4557, 5208, 5378, 5880, 6076, 6510, 7595, 8067, 8680, 9114, 10756, 12152, 13020, 13445, 15190, 16134, 18228, 18823, 21512, 22785, 26040, 26890, 30380, 32268, 36456, 37646, 40335, 45570, 53780, 56469, 60760, 64536, 75292, 80670, 83359, 91140, 94115, 107560, 112938, 131761, 150584, 161340, 166718, 182280, 188230, 225876, 250077, 263522, 282345, 322680, 333436, 376460, 395283, 416795, 451752, 500154, 527044, 564690, 583513, 658805, 666872, 752920, 790566, 833590, 1000308, 1054088, 1129380, 1167026, 1250385, 1317610, 1581132, 1667180, 1750539, 1976415, 2000616, 2258760, 2334052, 2500770, 2635220, 2917565, 3162264, 3334360, 3501078, 3952830, 4084591, 4668104, 5001540, 5270440, 5835130, 7002156, 7905660, 8169182, 8752695, 10003080, 11670260, 12253773, 14004312, 15811320, 16338364, 17505390, 20422955, 23340520, 24507546, 32676728, 35010780, 40845910, 49015092, 61268865, 70021560, 81691820, 98030184, 122537730, 163383640, 245075460, 490150920]

約数ペア:

[(1, 490150920), (2, 245075460), (3, 163383640), (4, 122537730), (5, 98030184), (6, 81691820), (7, 70021560), (8, 61268865), (10, 49015092), (12, 40845910), (14, 35010780), (15, 32676728), (20, 24507546), (21, 23340520), (24, 20422955), (28, 17505390), (30, 16338364), (31, 15811320), (35, 14004312), (40, 12253773), (42, 11670260), (49, 10003080), (56, 8752695), (60, 8169182), (62, 7905660), (70, 7002156), (84, 5835130), (93, 5270440), (98, 5001540), (105, 4668104), (120, 4084591), (124, 3952830), (140, 3501078), (147, 3334360), (155, 3162264), (168, 2917565), (186, 2635220), (196, 2500770), (210, 2334052), (217, 2258760), (245, 2000616), (248, 1976415), (280, 1750539), (294, 1667180), (310, 1581132), (372, 1317610), (392, 1250385), (420, 1167026), (434, 1129380), (465, 1054088), (490, 1000308), (588, 833590), (620, 790566), (651, 752920), (735, 666872), (744, 658805), (840, 583513), (868, 564690), (930, 527044), (980, 500154), (1085, 451752), (1176, 416795), (1240, 395283), (1302, 376460), (1470, 333436), (1519, 322680), (1736, 282345), (1860, 263522), (1960, 250077), (2170, 225876), (2604, 188230), (2689, 182280), (2940, 166718), (3038, 161340), (3255, 150584), (3720, 131761), (4340, 112938), (4557, 107560), (5208, 94115), (5378, 91140), (5880, 83359), (6076, 80670), (6510, 75292), (7595, 64536), (8067, 60760), (8680, 56469), (9114, 53780), (10756, 45570), (12152, 40335), (13020, 37646), (13445, 36456), (15190, 32268), (16134, 30380), (18228, 26890), (18823, 26040), (21512, 22785)]