1285803120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{3527}}^1$

素因数の和:3588

約数の個数: 240

約数和(自身を含む): 4787693568

約数和(自身を除く): 3501890448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 98, 105, 112, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 240, 245, 248, 280, 294, 310, 336, 372, 392, 420, 434, 465, 490, 496, 560, 588, 620, 651, 735, 744, 784, 840, 868, 930, 980, 1085, 1176, 1240, 1302, 1470, 1488, 1519, 1680, 1736, 1860, 1960, 2170, 2352, 2480, 2604, 2940, 3038, 3255, 3472, 3527, 3720, 3920, 4340, 4557, 5208, 5880, 6076, 6510, 7054, 7440, 7595, 8680, 9114, 10416, 10581, 11760, 12152, 13020, 14108, 15190, 17360, 17635, 18228, 21162, 22785, 24304, 24689, 26040, 28216, 30380, 35270, 36456, 42324, 45570, 49378, 52080, 52905, 56432, 60760, 70540, 72912, 74067, 84648, 91140, 98756, 105810, 109337, 121520, 123445, 141080, 148134, 169296, 172823, 182280, 197512, 211620, 218674, 246890, 282160, 296268, 328011, 345646, 364560, 370335, 395024, 423240, 437348, 493780, 518469, 546685, 592536, 656022, 691292, 740670, 765359, 846480, 864115, 874696, 987560, 1036938, 1093370, 1185072, 1312044, 1382584, 1481340, 1530718, 1640055, 1728230, 1749392, 1975120, 2073876, 2186740, 2296077, 2592345, 2624088, 2765168, 2962680, 3061436, 3280110, 3456460, 3826795, 4147752, 4373480, 4592154, 5184690, 5248176, 5357513, 5925360, 6122872, 6560220, 6912920, 7653590, 8295504, 8746960, 9184308, 10369380, 10715026, 11480385, 12245744, 13120440, 13825840, 15307180, 16072539, 18368616, 20738760, 21430052, 22960770, 26240880, 26787565, 30614360, 32145078, 36737232, 41477520, 42860104, 45921540, 53575130, 61228720, 64290156, 80362695, 85720208, 91843080, 107150260, 128580312, 160725390, 183686160, 214300520, 257160624, 321450780, 428601040, 642901560, 1285803120]

約数ペア:

[(1, 1285803120), (2, 642901560), (3, 428601040), (4, 321450780), (5, 257160624), (6, 214300520), (7, 183686160), (8, 160725390), (10, 128580312), (12, 107150260), (14, 91843080), (15, 85720208), (16, 80362695), (20, 64290156), (21, 61228720), (24, 53575130), (28, 45921540), (30, 42860104), (31, 41477520), (35, 36737232), (40, 32145078), (42, 30614360), (48, 26787565), (49, 26240880), (56, 22960770), (60, 21430052), (62, 20738760), (70, 18368616), (80, 16072539), (84, 15307180), (93, 13825840), (98, 13120440), (105, 12245744), (112, 11480385), (120, 10715026), (124, 10369380), (140, 9184308), (147, 8746960), (155, 8295504), (168, 7653590), (186, 6912920), (196, 6560220), (210, 6122872), (217, 5925360), (240, 5357513), (245, 5248176), (248, 5184690), (280, 4592154), (294, 4373480), (310, 4147752), (336, 3826795), (372, 3456460), (392, 3280110), (420, 3061436), (434, 2962680), (465, 2765168), (490, 2624088), (496, 2592345), (560, 2296077), (588, 2186740), (620, 2073876), (651, 1975120), (735, 1749392), (744, 1728230), (784, 1640055), (840, 1530718), (868, 1481340), (930, 1382584), (980, 1312044), (1085, 1185072), (1176, 1093370), (1240, 1036938), (1302, 987560), (1470, 874696), (1488, 864115), (1519, 846480), (1680, 765359), (1736, 740670), (1860, 691292), (1960, 656022), (2170, 592536), (2352, 546685), (2480, 518469), (2604, 493780), (2940, 437348), (3038, 423240), (3255, 395024), (3472, 370335), (3527, 364560), (3720, 345646), (3920, 328011), (4340, 296268), (4557, 282160), (5208, 246890), (5880, 218674), (6076, 211620), (6510, 197512), (7054, 182280), (7440, 172823), (7595, 169296), (8680, 148134), (9114, 141080), (10416, 123445), (10581, 121520), (11760, 109337), (12152, 105810), (13020, 98756), (14108, 91140), (15190, 84648), (17360, 74067), (17635, 72912), (18228, 70540), (21162, 60760), (22785, 56432), (24304, 52905), (24689, 52080), (26040, 49378), (28216, 45570), (30380, 42324), (35270, 36456)]