742859820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2100

約数の個数: 144

約数和(自身を含む): 2361934848

約数和(自身を除く): 1619075028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 67, 90, 93, 124, 134, 155, 180, 186, 201, 268, 279, 310, 335, 372, 402, 465, 558, 603, 620, 670, 804, 930, 1005, 1116, 1206, 1340, 1395, 1860, 1987, 2010, 2077, 2412, 2790, 3015, 3974, 4020, 4154, 5580, 5961, 6030, 6231, 7948, 8308, 9935, 10385, 11922, 12060, 12462, 17883, 18693, 19870, 20770, 23844, 24924, 29805, 31155, 35766, 37386, 39740, 41540, 59610, 61597, 62310, 71532, 74772, 89415, 93465, 119220, 123194, 124620, 133129, 178830, 184791, 186930, 246388, 266258, 307985, 357660, 369582, 373860, 399387, 532516, 554373, 615970, 665645, 739164, 798774, 923955, 1108746, 1198161, 1231940, 1331290, 1597548, 1847910, 1996935, 2217492, 2396322, 2662580, 2771865, 3695820, 3993870, 4126999, 4792644, 5543730, 5990805, 7987740, 8253998, 11087460, 11981610, 12380997, 16507996, 20634995, 23963220, 24761994, 37142991, 41269990, 49523988, 61904985, 74285982, 82539980, 123809970, 148571964, 185714955, 247619940, 371429910, 742859820]

約数ペア:

[(1, 742859820), (2, 371429910), (3, 247619940), (4, 185714955), (5, 148571964), (6, 123809970), (9, 82539980), (10, 74285982), (12, 61904985), (15, 49523988), (18, 41269990), (20, 37142991), (30, 24761994), (31, 23963220), (36, 20634995), (45, 16507996), (60, 12380997), (62, 11981610), (67, 11087460), (90, 8253998), (93, 7987740), (124, 5990805), (134, 5543730), (155, 4792644), (180, 4126999), (186, 3993870), (201, 3695820), (268, 2771865), (279, 2662580), (310, 2396322), (335, 2217492), (372, 1996935), (402, 1847910), (465, 1597548), (558, 1331290), (603, 1231940), (620, 1198161), (670, 1108746), (804, 923955), (930, 798774), (1005, 739164), (1116, 665645), (1206, 615970), (1340, 554373), (1395, 532516), (1860, 399387), (1987, 373860), (2010, 369582), (2077, 357660), (2412, 307985), (2790, 266258), (3015, 246388), (3974, 186930), (4020, 184791), (4154, 178830), (5580, 133129), (5961, 124620), (6030, 123194), (6231, 119220), (7948, 93465), (8308, 89415), (9935, 74772), (10385, 71532), (11922, 62310), (12060, 61597), (12462, 59610), (17883, 41540), (18693, 39740), (19870, 37386), (20770, 35766), (23844, 31155), (24924, 29805)]