161340660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 240

約数和(自身を含む): 560077056

約数和(自身を除く): 398736396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 47, 52, 54, 60, 65, 78, 81, 90, 94, 108, 117, 130, 135, 141, 156, 162, 163, 180, 188, 195, 234, 235, 260, 270, 282, 324, 326, 351, 390, 405, 423, 468, 470, 489, 540, 564, 585, 611, 652, 702, 705, 780, 810, 815, 846, 940, 978, 1053, 1170, 1222, 1269, 1404, 1410, 1467, 1620, 1630, 1692, 1755, 1833, 1956, 2106, 2115, 2119, 2340, 2444, 2445, 2538, 2820, 2934, 3055, 3260, 3510, 3666, 3807, 4212, 4230, 4238, 4401, 4890, 5076, 5265, 5499, 5868, 6110, 6345, 6357, 7020, 7332, 7335, 7614, 7661, 8460, 8476, 8802, 9165, 9780, 10530, 10595, 10998, 12220, 12690, 12714, 13203, 14670, 15228, 15322, 16497, 17604, 18330, 19035, 19071, 21060, 21190, 21996, 22005, 22983, 25380, 25428, 26406, 27495, 29340, 30644, 31785, 32994, 36660, 38070, 38142, 38305, 42380, 44010, 45966, 49491, 52812, 54990, 57213, 63570, 65988, 66015, 68949, 76140, 76284, 76610, 82485, 88020, 91932, 95355, 98982, 99593, 109980, 114426, 114915, 127140, 132030, 137898, 153220, 164970, 171639, 190710, 197964, 199186, 206847, 228852, 229830, 247455, 264060, 275796, 286065, 298779, 329940, 343278, 344745, 381420, 398372, 413694, 459660, 494910, 497965, 572130, 597558, 620541, 686556, 689490, 827388, 858195, 896337, 989820, 995930, 1034235, 1144260, 1195116, 1241082, 1378980, 1493895, 1716390, 1792674, 1991860, 2068470, 2482164, 2689011, 2987790, 3102705, 3432780, 3585348, 4136940, 4481685, 5378022, 5975580, 6205410, 8067033, 8963370, 10756044, 12410820, 13445055, 16134066, 17926740, 26890110, 32268132, 40335165, 53780220, 80670330, 161340660]

約数ペア:

[(1, 161340660), (2, 80670330), (3, 53780220), (4, 40335165), (5, 32268132), (6, 26890110), (9, 17926740), (10, 16134066), (12, 13445055), (13, 12410820), (15, 10756044), (18, 8963370), (20, 8067033), (26, 6205410), (27, 5975580), (30, 5378022), (36, 4481685), (39, 4136940), (45, 3585348), (47, 3432780), (52, 3102705), (54, 2987790), (60, 2689011), (65, 2482164), (78, 2068470), (81, 1991860), (90, 1792674), (94, 1716390), (108, 1493895), (117, 1378980), (130, 1241082), (135, 1195116), (141, 1144260), (156, 1034235), (162, 995930), (163, 989820), (180, 896337), (188, 858195), (195, 827388), (234, 689490), (235, 686556), (260, 620541), (270, 597558), (282, 572130), (324, 497965), (326, 494910), (351, 459660), (390, 413694), (405, 398372), (423, 381420), (468, 344745), (470, 343278), (489, 329940), (540, 298779), (564, 286065), (585, 275796), (611, 264060), (652, 247455), (702, 229830), (705, 228852), (780, 206847), (810, 199186), (815, 197964), (846, 190710), (940, 171639), (978, 164970), (1053, 153220), (1170, 137898), (1222, 132030), (1269, 127140), (1404, 114915), (1410, 114426), (1467, 109980), (1620, 99593), (1630, 98982), (1692, 95355), (1755, 91932), (1833, 88020), (1956, 82485), (2106, 76610), (2115, 76284), (2119, 76140), (2340, 68949), (2444, 66015), (2445, 65988), (2538, 63570), (2820, 57213), (2934, 54990), (3055, 52812), (3260, 49491), (3510, 45966), (3666, 44010), (3807, 42380), (4212, 38305), (4230, 38142), (4238, 38070), (4401, 36660), (4890, 32994), (5076, 31785), (5265, 30644), (5499, 29340), (5868, 27495), (6110, 26406), (6345, 25428), (6357, 25380), (7020, 22983), (7332, 22005), (7335, 21996), (7614, 21190), (7661, 21060), (8460, 19071), (8476, 19035), (8802, 18330), (9165, 17604), (9780, 16497), (10530, 15322), (10595, 15228), (10998, 14670), (12220, 13203), (12690, 12714)]