163798180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 216

約数和(自身を含む): 462635712

約数和(自身を除く): 298837532

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 43, 46, 49, 52, 65, 70, 86, 91, 92, 98, 115, 130, 140, 161, 169, 172, 182, 196, 215, 230, 245, 260, 299, 301, 322, 338, 364, 430, 455, 460, 490, 559, 598, 602, 637, 644, 676, 805, 845, 860, 910, 980, 989, 1118, 1127, 1183, 1196, 1204, 1274, 1495, 1505, 1610, 1690, 1820, 1978, 2093, 2107, 2236, 2254, 2366, 2548, 2795, 2990, 3010, 3185, 3220, 3380, 3887, 3913, 3956, 4186, 4214, 4508, 4732, 4945, 5590, 5635, 5915, 5980, 6020, 6370, 6923, 7267, 7774, 7826, 8281, 8372, 8428, 9890, 10465, 10535, 11180, 11270, 11830, 12740, 12857, 13846, 14534, 14651, 15548, 15652, 16562, 19435, 19565, 19780, 20930, 21070, 22540, 23660, 25714, 27209, 27391, 27692, 29068, 29302, 33124, 34615, 36335, 38870, 39130, 41405, 41860, 42140, 48461, 50869, 51428, 54418, 54782, 58604, 64285, 69230, 72670, 73255, 77740, 78260, 82810, 89999, 96922, 101738, 108836, 109564, 128570, 136045, 136955, 138460, 145340, 146510, 165620, 167141, 179998, 190463, 193844, 203476, 242305, 254345, 257140, 272090, 273910, 293020, 334282, 356083, 359996, 380926, 449995, 484610, 508690, 544180, 547820, 629993, 668564, 712166, 761852, 835705, 899990, 952315, 969220, 1017380, 1169987, 1259986, 1424332, 1671410, 1780415, 1799980, 1904630, 2339974, 2519972, 3149965, 3342820, 3560830, 3809260, 4679948, 5849935, 6299930, 7121660, 8189909, 11699870, 12599860, 16379818, 23399740, 32759636, 40949545, 81899090, 163798180]

約数ペア:

[(1, 163798180), (2, 81899090), (4, 40949545), (5, 32759636), (7, 23399740), (10, 16379818), (13, 12599860), (14, 11699870), (20, 8189909), (23, 7121660), (26, 6299930), (28, 5849935), (35, 4679948), (43, 3809260), (46, 3560830), (49, 3342820), (52, 3149965), (65, 2519972), (70, 2339974), (86, 1904630), (91, 1799980), (92, 1780415), (98, 1671410), (115, 1424332), (130, 1259986), (140, 1169987), (161, 1017380), (169, 969220), (172, 952315), (182, 899990), (196, 835705), (215, 761852), (230, 712166), (245, 668564), (260, 629993), (299, 547820), (301, 544180), (322, 508690), (338, 484610), (364, 449995), (430, 380926), (455, 359996), (460, 356083), (490, 334282), (559, 293020), (598, 273910), (602, 272090), (637, 257140), (644, 254345), (676, 242305), (805, 203476), (845, 193844), (860, 190463), (910, 179998), (980, 167141), (989, 165620), (1118, 146510), (1127, 145340), (1183, 138460), (1196, 136955), (1204, 136045), (1274, 128570), (1495, 109564), (1505, 108836), (1610, 101738), (1690, 96922), (1820, 89999), (1978, 82810), (2093, 78260), (2107, 77740), (2236, 73255), (2254, 72670), (2366, 69230), (2548, 64285), (2795, 58604), (2990, 54782), (3010, 54418), (3185, 51428), (3220, 50869), (3380, 48461), (3887, 42140), (3913, 41860), (3956, 41405), (4186, 39130), (4214, 38870), (4508, 36335), (4732, 34615), (4945, 33124), (5590, 29302), (5635, 29068), (5915, 27692), (5980, 27391), (6020, 27209), (6370, 25714), (6923, 23660), (7267, 22540), (7774, 21070), (7826, 20930), (8281, 19780), (8372, 19565), (8428, 19435), (9890, 16562), (10465, 15652), (10535, 15548), (11180, 14651), (11270, 14534), (11830, 13846), (12740, 12857)]