197318940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:612

約数の個数: 192

約数和(自身を含む): 690923520

約数和(自身を除く): 493604580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 71, 78, 84, 91, 105, 130, 140, 142, 156, 182, 195, 210, 213, 260, 273, 284, 355, 364, 390, 420, 426, 455, 497, 509, 546, 710, 780, 852, 910, 923, 994, 1018, 1065, 1092, 1365, 1420, 1491, 1527, 1820, 1846, 1988, 2036, 2130, 2485, 2545, 2730, 2769, 2982, 3054, 3563, 3692, 4260, 4615, 4970, 5090, 5460, 5538, 5964, 6108, 6461, 6617, 7126, 7455, 7635, 9230, 9940, 10180, 10689, 11076, 12922, 13234, 13845, 14252, 14910, 15270, 17815, 18460, 19383, 19851, 21378, 25844, 26468, 27690, 29820, 30540, 32305, 33085, 35630, 36139, 38766, 39702, 42756, 46319, 53445, 55380, 64610, 66170, 71260, 72278, 77532, 79404, 92638, 96915, 99255, 106890, 108417, 129220, 132340, 138957, 144556, 180695, 185276, 193830, 198510, 213780, 216834, 231595, 252973, 277914, 361390, 387660, 397020, 433668, 463190, 469807, 505946, 542085, 555828, 694785, 722780, 758919, 926380, 939614, 1011892, 1084170, 1264865, 1389570, 1409421, 1517838, 1879228, 2168340, 2349035, 2529730, 2779140, 2818842, 3035676, 3288649, 3794595, 4698070, 5059460, 5637684, 6577298, 7047105, 7589190, 9396140, 9865947, 13154596, 14094210, 15178380, 16443245, 19731894, 28188420, 32886490, 39463788, 49329735, 65772980, 98659470, 197318940]

約数ペア:

[(1, 197318940), (2, 98659470), (3, 65772980), (4, 49329735), (5, 39463788), (6, 32886490), (7, 28188420), (10, 19731894), (12, 16443245), (13, 15178380), (14, 14094210), (15, 13154596), (20, 9865947), (21, 9396140), (26, 7589190), (28, 7047105), (30, 6577298), (35, 5637684), (39, 5059460), (42, 4698070), (52, 3794595), (60, 3288649), (65, 3035676), (70, 2818842), (71, 2779140), (78, 2529730), (84, 2349035), (91, 2168340), (105, 1879228), (130, 1517838), (140, 1409421), (142, 1389570), (156, 1264865), (182, 1084170), (195, 1011892), (210, 939614), (213, 926380), (260, 758919), (273, 722780), (284, 694785), (355, 555828), (364, 542085), (390, 505946), (420, 469807), (426, 463190), (455, 433668), (497, 397020), (509, 387660), (546, 361390), (710, 277914), (780, 252973), (852, 231595), (910, 216834), (923, 213780), (994, 198510), (1018, 193830), (1065, 185276), (1092, 180695), (1365, 144556), (1420, 138957), (1491, 132340), (1527, 129220), (1820, 108417), (1846, 106890), (1988, 99255), (2036, 96915), (2130, 92638), (2485, 79404), (2545, 77532), (2730, 72278), (2769, 71260), (2982, 66170), (3054, 64610), (3563, 55380), (3692, 53445), (4260, 46319), (4615, 42756), (4970, 39702), (5090, 38766), (5460, 36139), (5538, 35630), (5964, 33085), (6108, 32305), (6461, 30540), (6617, 29820), (7126, 27690), (7455, 26468), (7635, 25844), (9230, 21378), (9940, 19851), (10180, 19383), (10689, 18460), (11076, 17815), (12922, 15270), (13234, 14910), (13845, 14252)]