491395320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{104999}}^1$

素因数の和:105029

約数の個数: 96

約数和(自身を含む): 1719900000

約数和(自身を除く): 1228504680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 104999, 209998, 314997, 419996, 524995, 629994, 839992, 944991, 1049990, 1259988, 1364987, 1574985, 1889982, 2099980, 2519976, 2729974, 3149970, 3779964, 4094961, 4199960, 4724955, 5459948, 6299940, 6824935, 7559928, 8189922, 9449910, 10919896, 12284883, 12599880, 13649870, 16379844, 18899820, 20474805, 24569766, 27299740, 32759688, 37799640, 40949610, 49139532, 54599480, 61424415, 81899220, 98279064, 122848830, 163798440, 245697660, 491395320]

約数ペア:

[(1, 491395320), (2, 245697660), (3, 163798440), (4, 122848830), (5, 98279064), (6, 81899220), (8, 61424415), (9, 54599480), (10, 49139532), (12, 40949610), (13, 37799640), (15, 32759688), (18, 27299740), (20, 24569766), (24, 20474805), (26, 18899820), (30, 16379844), (36, 13649870), (39, 12599880), (40, 12284883), (45, 10919896), (52, 9449910), (60, 8189922), (65, 7559928), (72, 6824935), (78, 6299940), (90, 5459948), (104, 4724955), (117, 4199960), (120, 4094961), (130, 3779964), (156, 3149970), (180, 2729974), (195, 2519976), (234, 2099980), (260, 1889982), (312, 1574985), (360, 1364987), (390, 1259988), (468, 1049990), (520, 944991), (585, 839992), (780, 629994), (936, 524995), (1170, 419996), (1560, 314997), (2340, 209998), (4680, 104999)]