494990640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:448

約数の個数: 240

約数和(自身を含む): 1746840576

約数和(自身を除く): 1251849936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 67, 72, 80, 90, 93, 120, 124, 134, 144, 155, 180, 186, 201, 240, 248, 268, 279, 310, 331, 335, 360, 372, 402, 465, 496, 536, 558, 603, 620, 662, 670, 720, 744, 804, 930, 993, 1005, 1072, 1116, 1206, 1240, 1324, 1340, 1395, 1488, 1608, 1655, 1860, 1986, 2010, 2077, 2232, 2412, 2480, 2648, 2680, 2790, 2979, 3015, 3216, 3310, 3720, 3972, 4020, 4154, 4464, 4824, 4965, 5296, 5360, 5580, 5958, 6030, 6231, 6620, 7440, 7944, 8040, 8308, 9648, 9930, 10261, 10385, 11160, 11916, 12060, 12462, 13240, 14895, 15888, 16080, 16616, 18693, 19860, 20522, 20770, 22177, 22320, 23832, 24120, 24924, 26480, 29790, 30783, 31155, 33232, 37386, 39720, 41044, 41540, 44354, 47664, 48240, 49848, 51305, 59580, 61566, 62310, 66531, 74772, 79440, 82088, 83080, 88708, 92349, 93465, 99696, 102610, 110885, 119160, 123132, 124620, 133062, 149544, 153915, 164176, 166160, 177416, 184698, 186930, 199593, 205220, 221770, 238320, 246264, 249240, 266124, 299088, 307830, 332655, 354832, 369396, 373860, 399186, 410440, 443540, 461745, 492528, 498480, 532248, 615660, 665310, 687487, 738792, 747720, 798372, 820880, 887080, 923490, 997965, 1064496, 1231320, 1330620, 1374974, 1477584, 1495440, 1596744, 1774160, 1846980, 1995930, 2062461, 2462640, 2661240, 2749948, 3193488, 3437435, 3693960, 3991860, 4124922, 5322480, 5499896, 6187383, 6874870, 7387920, 7983720, 8249844, 10312305, 10999792, 12374766, 13749740, 15967440, 16499688, 20624610, 24749532, 27499480, 30936915, 32999376, 41249220, 49499064, 54998960, 61873830, 82498440, 98998128, 123747660, 164996880, 247495320, 494990640]

約数ペア:

[(1, 494990640), (2, 247495320), (3, 164996880), (4, 123747660), (5, 98998128), (6, 82498440), (8, 61873830), (9, 54998960), (10, 49499064), (12, 41249220), (15, 32999376), (16, 30936915), (18, 27499480), (20, 24749532), (24, 20624610), (30, 16499688), (31, 15967440), (36, 13749740), (40, 12374766), (45, 10999792), (48, 10312305), (60, 8249844), (62, 7983720), (67, 7387920), (72, 6874870), (80, 6187383), (90, 5499896), (93, 5322480), (120, 4124922), (124, 3991860), (134, 3693960), (144, 3437435), (155, 3193488), (180, 2749948), (186, 2661240), (201, 2462640), (240, 2062461), (248, 1995930), (268, 1846980), (279, 1774160), (310, 1596744), (331, 1495440), (335, 1477584), (360, 1374974), (372, 1330620), (402, 1231320), (465, 1064496), (496, 997965), (536, 923490), (558, 887080), (603, 820880), (620, 798372), (662, 747720), (670, 738792), (720, 687487), (744, 665310), (804, 615660), (930, 532248), (993, 498480), (1005, 492528), (1072, 461745), (1116, 443540), (1206, 410440), (1240, 399186), (1324, 373860), (1340, 369396), (1395, 354832), (1488, 332655), (1608, 307830), (1655, 299088), (1860, 266124), (1986, 249240), (2010, 246264), (2077, 238320), (2232, 221770), (2412, 205220), (2480, 199593), (2648, 186930), (2680, 184698), (2790, 177416), (2979, 166160), (3015, 164176), (3216, 153915), (3310, 149544), (3720, 133062), (3972, 124620), (4020, 123132), (4154, 119160), (4464, 110885), (4824, 102610), (4965, 99696), (5296, 93465), (5360, 92349), (5580, 88708), (5958, 83080), (6030, 82088), (6231, 79440), (6620, 74772), (7440, 66531), (7944, 62310), (8040, 61566), (8308, 59580), (9648, 51305), (9930, 49848), (10261, 48240), (10385, 47664), (11160, 44354), (11916, 41540), (12060, 41044), (12462, 39720), (13240, 37386), (14895, 33232), (15888, 31155), (16080, 30783), (16616, 29790), (18693, 26480), (19860, 24924), (20522, 24120), (20770, 23832), (22177, 22320)]