280019940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6997}}^1$

素因数の和:7061

約数の個数: 96

約数和(自身を含む): 846478080

約数和(自身を除く): 566458140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 46, 58, 60, 69, 87, 92, 115, 116, 138, 145, 174, 230, 276, 290, 345, 348, 435, 460, 580, 667, 690, 870, 1334, 1380, 1740, 2001, 2668, 3335, 4002, 6670, 6997, 8004, 10005, 13340, 13994, 20010, 20991, 27988, 34985, 40020, 41982, 69970, 83964, 104955, 139940, 160931, 202913, 209910, 321862, 405826, 419820, 482793, 608739, 643724, 804655, 811652, 965586, 1014565, 1217478, 1609310, 1931172, 2029130, 2413965, 2434956, 3043695, 3218620, 4058260, 4666999, 4827930, 6087390, 9333998, 9655860, 12174780, 14000997, 18667996, 23334995, 28001994, 46669990, 56003988, 70004985, 93339980, 140009970, 280019940]

約数ペア:

[(1, 280019940), (2, 140009970), (3, 93339980), (4, 70004985), (5, 56003988), (6, 46669990), (10, 28001994), (12, 23334995), (15, 18667996), (20, 14000997), (23, 12174780), (29, 9655860), (30, 9333998), (46, 6087390), (58, 4827930), (60, 4666999), (69, 4058260), (87, 3218620), (92, 3043695), (115, 2434956), (116, 2413965), (138, 2029130), (145, 1931172), (174, 1609310), (230, 1217478), (276, 1014565), (290, 965586), (345, 811652), (348, 804655), (435, 643724), (460, 608739), (580, 482793), (667, 419820), (690, 405826), (870, 321862), (1334, 209910), (1380, 202913), (1740, 160931), (2001, 139940), (2668, 104955), (3335, 83964), (4002, 69970), (6670, 41982), (6997, 40020), (8004, 34985), (10005, 27988), (13340, 20991), (13994, 20010)]