2941568980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{661}}^1$

素因数の和:942

約数の個数: 144

約数和(自身を含む): 7607174400

約数和(自身を除く): 4665605420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 239, 245, 266, 380, 478, 490, 532, 661, 665, 931, 956, 980, 1195, 1322, 1330, 1673, 1862, 2390, 2644, 2660, 3305, 3346, 3724, 4541, 4627, 4655, 4780, 6610, 6692, 8365, 9082, 9254, 9310, 11711, 12559, 13220, 16730, 18164, 18508, 18620, 22705, 23135, 23422, 25118, 31787, 32389, 33460, 45410, 46270, 46844, 50236, 58555, 62795, 63574, 64778, 87913, 90820, 92540, 117110, 125590, 127148, 129556, 157979, 158935, 161945, 175826, 222509, 234220, 251180, 315958, 317870, 323890, 351652, 439565, 445018, 615391, 631916, 635740, 647780, 789895, 879130, 890036, 1105853, 1112545, 1230782, 1579790, 1758260, 2211706, 2225090, 2461564, 3001601, 3076955, 3159580, 4423412, 4450180, 5529265, 6003202, 6153910, 7740971, 11058530, 12006404, 12307820, 15008005, 15481942, 21011207, 22117060, 30016010, 30963884, 38704855, 42022414, 60032020, 77409710, 84044828, 105056035, 147078449, 154819420, 210112070, 294156898, 420224140, 588313796, 735392245, 1470784490, 2941568980]

約数ペア:

[(1, 2941568980), (2, 1470784490), (4, 735392245), (5, 588313796), (7, 420224140), (10, 294156898), (14, 210112070), (19, 154819420), (20, 147078449), (28, 105056035), (35, 84044828), (38, 77409710), (49, 60032020), (70, 42022414), (76, 38704855), (95, 30963884), (98, 30016010), (133, 22117060), (140, 21011207), (190, 15481942), (196, 15008005), (239, 12307820), (245, 12006404), (266, 11058530), (380, 7740971), (478, 6153910), (490, 6003202), (532, 5529265), (661, 4450180), (665, 4423412), (931, 3159580), (956, 3076955), (980, 3001601), (1195, 2461564), (1322, 2225090), (1330, 2211706), (1673, 1758260), (1862, 1579790), (2390, 1230782), (2644, 1112545), (2660, 1105853), (3305, 890036), (3346, 879130), (3724, 789895), (4541, 647780), (4627, 635740), (4655, 631916), (4780, 615391), (6610, 445018), (6692, 439565), (8365, 351652), (9082, 323890), (9254, 317870), (9310, 315958), (11711, 251180), (12559, 234220), (13220, 222509), (16730, 175826), (18164, 161945), (18508, 158935), (18620, 157979), (22705, 129556), (23135, 127148), (23422, 125590), (25118, 117110), (31787, 92540), (32389, 90820), (33460, 87913), (45410, 64778), (46270, 63574), (46844, 62795), (50236, 58555)]