491385960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1193

約数の個数: 256

約数和(自身を含む): 1822464000

約数和(自身を除く): 1331078040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 52, 54, 60, 62, 65, 72, 78, 90, 93, 104, 108, 117, 120, 124, 130, 135, 155, 156, 180, 186, 195, 216, 234, 248, 260, 270, 279, 310, 312, 351, 360, 372, 390, 403, 465, 468, 520, 540, 558, 585, 620, 702, 744, 780, 806, 837, 930, 936, 1080, 1116, 1129, 1170, 1209, 1240, 1395, 1404, 1560, 1612, 1674, 1755, 1860, 2015, 2232, 2258, 2340, 2418, 2790, 2808, 3224, 3348, 3387, 3510, 3627, 3720, 4030, 4185, 4516, 4680, 4836, 5580, 5645, 6045, 6696, 6774, 7020, 7254, 8060, 8370, 9032, 9672, 10161, 10881, 11160, 11290, 12090, 13548, 14040, 14508, 14677, 16120, 16740, 16935, 18135, 20322, 21762, 22580, 24180, 27096, 29016, 29354, 30483, 33480, 33870, 34999, 36270, 40644, 43524, 44031, 45160, 48360, 50805, 54405, 58708, 60966, 67740, 69998, 72540, 73385, 81288, 87048, 88062, 101610, 104997, 108810, 117416, 121932, 132093, 135480, 139996, 145080, 146770, 152415, 174995, 176124, 203220, 209994, 217620, 220155, 243864, 264186, 279992, 293540, 304830, 314991, 349990, 352248, 396279, 406440, 419988, 435240, 440310, 454987, 524985, 528372, 587080, 609660, 629982, 660465, 699980, 792558, 839976, 880620, 909974, 944973, 1049970, 1056744, 1219320, 1259964, 1320930, 1364961, 1399960, 1574955, 1585116, 1761240, 1819948, 1889946, 1981395, 2099940, 2274935, 2519928, 2641860, 2729922, 3149910, 3170232, 3639896, 3779892, 3962790, 4094883, 4199880, 4549870, 4724865, 5283720, 5459844, 6299820, 6824805, 7559784, 7925580, 8189766, 9099740, 9449730, 10919688, 12284649, 12599640, 13649610, 15851160, 16379532, 18199480, 18899460, 20474415, 24569298, 27299220, 32759064, 37798920, 40948830, 49138596, 54598440, 61423245, 81897660, 98277192, 122846490, 163795320, 245692980, 491385960]

約数ペア:

[(1, 491385960), (2, 245692980), (3, 163795320), (4, 122846490), (5, 98277192), (6, 81897660), (8, 61423245), (9, 54598440), (10, 49138596), (12, 40948830), (13, 37798920), (15, 32759064), (18, 27299220), (20, 24569298), (24, 20474415), (26, 18899460), (27, 18199480), (30, 16379532), (31, 15851160), (36, 13649610), (39, 12599640), (40, 12284649), (45, 10919688), (52, 9449730), (54, 9099740), (60, 8189766), (62, 7925580), (65, 7559784), (72, 6824805), (78, 6299820), (90, 5459844), (93, 5283720), (104, 4724865), (108, 4549870), (117, 4199880), (120, 4094883), (124, 3962790), (130, 3779892), (135, 3639896), (155, 3170232), (156, 3149910), (180, 2729922), (186, 2641860), (195, 2519928), (216, 2274935), (234, 2099940), (248, 1981395), (260, 1889946), (270, 1819948), (279, 1761240), (310, 1585116), (312, 1574955), (351, 1399960), (360, 1364961), (372, 1320930), (390, 1259964), (403, 1219320), (465, 1056744), (468, 1049970), (520, 944973), (540, 909974), (558, 880620), (585, 839976), (620, 792558), (702, 699980), (744, 660465), (780, 629982), (806, 609660), (837, 587080), (930, 528372), (936, 524985), (1080, 454987), (1116, 440310), (1129, 435240), (1170, 419988), (1209, 406440), (1240, 396279), (1395, 352248), (1404, 349990), (1560, 314991), (1612, 304830), (1674, 293540), (1755, 279992), (1860, 264186), (2015, 243864), (2232, 220155), (2258, 217620), (2340, 209994), (2418, 203220), (2790, 176124), (2808, 174995), (3224, 152415), (3348, 146770), (3387, 145080), (3510, 139996), (3627, 135480), (3720, 132093), (4030, 121932), (4185, 117416), (4516, 108810), (4680, 104997), (4836, 101610), (5580, 88062), (5645, 87048), (6045, 81288), (6696, 73385), (6774, 72540), (7020, 69998), (7254, 67740), (8060, 60966), (8370, 58708), (9032, 54405), (9672, 50805), (10161, 48360), (10881, 45160), (11160, 44031), (11290, 43524), (12090, 40644), (13548, 36270), (14040, 34999), (14508, 33870), (14677, 33480), (16120, 30483), (16740, 29354), (16935, 29016), (18135, 27096), (20322, 24180), (21762, 22580)]