315573180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{421}}^1$

素因数の和:508

約数の個数: 144

約数和(自身を含む): 985596192

約数和(自身を除く): 670023012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 421, 465, 620, 780, 806, 842, 930, 961, 1209, 1263, 1612, 1684, 1860, 1922, 2015, 2105, 2418, 2526, 2883, 3844, 4030, 4210, 4805, 4836, 5052, 5473, 5766, 6045, 6315, 8060, 8420, 9610, 10946, 11532, 12090, 12493, 12630, 13051, 14415, 16419, 19220, 21892, 24180, 24986, 25260, 26102, 27365, 28830, 32838, 37479, 39153, 49972, 52204, 54730, 57660, 62465, 65255, 65676, 74958, 78306, 82095, 109460, 124930, 130510, 149916, 156612, 164190, 169663, 187395, 195765, 249860, 261020, 328380, 339326, 374790, 391530, 404581, 508989, 678652, 749580, 783060, 809162, 848315, 1017978, 1213743, 1618324, 1696630, 2022905, 2035956, 2427486, 2544945, 3393260, 4045810, 4854972, 5089890, 5259553, 6068715, 8091620, 10179780, 10519106, 12137430, 15778659, 21038212, 24274860, 26297765, 31557318, 52595530, 63114636, 78893295, 105191060, 157786590, 315573180]

約数ペア:

[(1, 315573180), (2, 157786590), (3, 105191060), (4, 78893295), (5, 63114636), (6, 52595530), (10, 31557318), (12, 26297765), (13, 24274860), (15, 21038212), (20, 15778659), (26, 12137430), (30, 10519106), (31, 10179780), (39, 8091620), (52, 6068715), (60, 5259553), (62, 5089890), (65, 4854972), (78, 4045810), (93, 3393260), (124, 2544945), (130, 2427486), (155, 2035956), (156, 2022905), (186, 1696630), (195, 1618324), (260, 1213743), (310, 1017978), (372, 848315), (390, 809162), (403, 783060), (421, 749580), (465, 678652), (620, 508989), (780, 404581), (806, 391530), (842, 374790), (930, 339326), (961, 328380), (1209, 261020), (1263, 249860), (1612, 195765), (1684, 187395), (1860, 169663), (1922, 164190), (2015, 156612), (2105, 149916), (2418, 130510), (2526, 124930), (2883, 109460), (3844, 82095), (4030, 78306), (4210, 74958), (4805, 65676), (4836, 65255), (5052, 62465), (5473, 57660), (5766, 54730), (6045, 52204), (6315, 49972), (8060, 39153), (8420, 37479), (9610, 32838), (10946, 28830), (11532, 27365), (12090, 26102), (12493, 25260), (12630, 24986), (13051, 24180), (14415, 21892), (16419, 19220)]