72719820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13931}}^1$

素因数の和:13975

約数の個数: 72

約数和(自身を含む): 228206160

約数和(自身を除く): 155486340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 13931, 27862, 41793, 55724, 69655, 83586, 125379, 139310, 167172, 208965, 250758, 278620, 403999, 417930, 501516, 626895, 807998, 835860, 1211997, 1253790, 1615996, 2019995, 2423994, 2507580, 3635991, 4039990, 4847988, 6059985, 7271982, 8079980, 12119970, 14543964, 18179955, 24239940, 36359910, 72719820]

約数ペア:

[(1, 72719820), (2, 36359910), (3, 24239940), (4, 18179955), (5, 14543964), (6, 12119970), (9, 8079980), (10, 7271982), (12, 6059985), (15, 4847988), (18, 4039990), (20, 3635991), (29, 2507580), (30, 2423994), (36, 2019995), (45, 1615996), (58, 1253790), (60, 1211997), (87, 835860), (90, 807998), (116, 626895), (145, 501516), (174, 417930), (180, 403999), (261, 278620), (290, 250758), (348, 208965), (435, 167172), (522, 139310), (580, 125379), (870, 83586), (1044, 69655), (1305, 55724), (1740, 41793), (2610, 27862), (5220, 13931)]