289791720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1200

約数の個数: 192

約数和(自身を含む): 1015372800

約数和(自身を除く): 725581080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 31, 36, 40, 45, 46, 60, 62, 69, 72, 90, 92, 93, 115, 120, 124, 138, 155, 180, 184, 186, 207, 230, 248, 276, 279, 310, 345, 360, 372, 414, 460, 465, 552, 558, 620, 690, 713, 744, 828, 920, 930, 1035, 1116, 1129, 1240, 1380, 1395, 1426, 1656, 1860, 2070, 2139, 2232, 2258, 2760, 2790, 2852, 3387, 3565, 3720, 4140, 4278, 4516, 5580, 5645, 5704, 6417, 6774, 7130, 8280, 8556, 9032, 10161, 10695, 11160, 11290, 12834, 13548, 14260, 16935, 17112, 20322, 21390, 22580, 25668, 25967, 27096, 28520, 32085, 33870, 34999, 40644, 42780, 45160, 50805, 51336, 51934, 64170, 67740, 69998, 77901, 81288, 85560, 101610, 103868, 104997, 128340, 129835, 135480, 139996, 155802, 174995, 203220, 207736, 209994, 233703, 256680, 259670, 279992, 311604, 314991, 349990, 389505, 406440, 419988, 467406, 519340, 524985, 623208, 629982, 699980, 779010, 804977, 839976, 934812, 1038680, 1049970, 1168515, 1259964, 1399960, 1558020, 1574955, 1609954, 1869624, 2099940, 2337030, 2414931, 2519928, 3116040, 3149910, 3219908, 4024885, 4199880, 4674060, 4829862, 6299820, 6439816, 7244793, 8049770, 9348120, 9659724, 12074655, 12599640, 14489586, 16099540, 19319448, 24149310, 28979172, 32199080, 36223965, 48298620, 57958344, 72447930, 96597240, 144895860, 289791720]

約数ペア:

[(1, 289791720), (2, 144895860), (3, 96597240), (4, 72447930), (5, 57958344), (6, 48298620), (8, 36223965), (9, 32199080), (10, 28979172), (12, 24149310), (15, 19319448), (18, 16099540), (20, 14489586), (23, 12599640), (24, 12074655), (30, 9659724), (31, 9348120), (36, 8049770), (40, 7244793), (45, 6439816), (46, 6299820), (60, 4829862), (62, 4674060), (69, 4199880), (72, 4024885), (90, 3219908), (92, 3149910), (93, 3116040), (115, 2519928), (120, 2414931), (124, 2337030), (138, 2099940), (155, 1869624), (180, 1609954), (184, 1574955), (186, 1558020), (207, 1399960), (230, 1259964), (248, 1168515), (276, 1049970), (279, 1038680), (310, 934812), (345, 839976), (360, 804977), (372, 779010), (414, 699980), (460, 629982), (465, 623208), (552, 524985), (558, 519340), (620, 467406), (690, 419988), (713, 406440), (744, 389505), (828, 349990), (920, 314991), (930, 311604), (1035, 279992), (1116, 259670), (1129, 256680), (1240, 233703), (1380, 209994), (1395, 207736), (1426, 203220), (1656, 174995), (1860, 155802), (2070, 139996), (2139, 135480), (2232, 129835), (2258, 128340), (2760, 104997), (2790, 103868), (2852, 101610), (3387, 85560), (3565, 81288), (3720, 77901), (4140, 69998), (4278, 67740), (4516, 64170), (5580, 51934), (5645, 51336), (5704, 50805), (6417, 45160), (6774, 42780), (7130, 40644), (8280, 34999), (8556, 33870), (9032, 32085), (10161, 28520), (10695, 27096), (11160, 25967), (11290, 25668), (12834, 22580), (13548, 21390), (14260, 20322), (16935, 17112)]