320178960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{653}}^1$

素因数の和:902

約数の個数: 160

約数和(自身を含む): 1109393280

約数和(自身を除く): 789214320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 227, 240, 270, 360, 432, 454, 540, 653, 681, 720, 908, 1080, 1135, 1306, 1362, 1816, 1959, 2043, 2160, 2270, 2612, 2724, 3265, 3405, 3632, 3918, 4086, 4540, 5224, 5448, 5877, 6129, 6530, 6810, 7836, 8172, 9080, 9795, 10215, 10448, 10896, 11754, 12258, 13060, 13620, 15672, 16344, 17631, 18160, 19590, 20430, 23508, 24516, 26120, 27240, 29385, 30645, 31344, 32688, 35262, 39180, 40860, 47016, 49032, 52240, 54480, 58770, 61290, 70524, 78360, 81720, 88155, 94032, 98064, 117540, 122580, 141048, 148231, 156720, 163440, 176310, 235080, 245160, 282096, 296462, 352620, 444693, 470160, 490320, 592924, 705240, 741155, 889386, 1185848, 1334079, 1410480, 1482310, 1778772, 2223465, 2371696, 2668158, 2964620, 3557544, 4002237, 4446930, 5336316, 5929240, 6670395, 7115088, 8004474, 8893860, 10672632, 11858480, 13340790, 16008948, 17787720, 20011185, 21345264, 26681580, 32017896, 35575440, 40022370, 53363160, 64035792, 80044740, 106726320, 160089480, 320178960]

約数ペア:

[(1, 320178960), (2, 160089480), (3, 106726320), (4, 80044740), (5, 64035792), (6, 53363160), (8, 40022370), (9, 35575440), (10, 32017896), (12, 26681580), (15, 21345264), (16, 20011185), (18, 17787720), (20, 16008948), (24, 13340790), (27, 11858480), (30, 10672632), (36, 8893860), (40, 8004474), (45, 7115088), (48, 6670395), (54, 5929240), (60, 5336316), (72, 4446930), (80, 4002237), (90, 3557544), (108, 2964620), (120, 2668158), (135, 2371696), (144, 2223465), (180, 1778772), (216, 1482310), (227, 1410480), (240, 1334079), (270, 1185848), (360, 889386), (432, 741155), (454, 705240), (540, 592924), (653, 490320), (681, 470160), (720, 444693), (908, 352620), (1080, 296462), (1135, 282096), (1306, 245160), (1362, 235080), (1816, 176310), (1959, 163440), (2043, 156720), (2160, 148231), (2270, 141048), (2612, 122580), (2724, 117540), (3265, 98064), (3405, 94032), (3632, 88155), (3918, 81720), (4086, 78360), (4540, 70524), (5224, 61290), (5448, 58770), (5877, 54480), (6129, 52240), (6530, 49032), (6810, 47016), (7836, 40860), (8172, 39180), (9080, 35262), (9795, 32688), (10215, 31344), (10448, 30645), (10896, 29385), (11754, 27240), (12258, 26120), (13060, 24516), (13620, 23508), (15672, 20430), (16344, 19590), (17631, 18160)]