20161749000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{503}}^1$

素因数の和:989

約数の個数: 256

約数和(自身を含む): 65213890560

約数和(自身を除く): 45052141560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 31, 40, 50, 60, 62, 75, 93, 100, 120, 124, 125, 150, 155, 186, 200, 248, 250, 300, 310, 372, 375, 431, 465, 500, 503, 600, 620, 744, 750, 775, 862, 930, 1000, 1006, 1240, 1293, 1500, 1509, 1550, 1724, 1860, 2012, 2155, 2325, 2515, 2586, 3000, 3018, 3100, 3448, 3720, 3875, 4024, 4310, 4650, 5030, 5172, 6036, 6200, 6465, 7545, 7750, 8620, 9300, 10060, 10344, 10775, 11625, 12072, 12575, 12930, 13361, 15090, 15500, 15593, 17240, 18600, 20120, 21550, 23250, 25150, 25860, 26722, 30180, 31000, 31186, 32325, 37725, 40083, 43100, 46500, 46779, 50300, 51720, 53444, 53875, 60360, 62372, 62875, 64650, 66805, 75450, 77965, 80166, 86200, 93000, 93558, 100600, 106888, 107750, 124744, 125750, 129300, 133610, 150900, 155930, 160332, 161625, 187116, 188625, 200415, 215500, 216793, 233895, 251500, 258600, 267220, 301800, 311860, 320664, 323250, 334025, 374232, 377250, 389825, 400830, 431000, 433586, 467790, 503000, 534440, 623720, 646500, 650379, 668050, 754500, 779650, 801660, 867172, 935580, 1002075, 1083965, 1169475, 1293000, 1300758, 1336100, 1509000, 1559300, 1603320, 1670125, 1734344, 1871160, 1949125, 2004150, 2167930, 2338950, 2601516, 2672200, 3118600, 3251895, 3340250, 3898250, 4008300, 4335860, 4677900, 5010375, 5203032, 5419825, 5847375, 6503790, 6680500, 6720583, 7796500, 8016600, 8671720, 9355800, 10020750, 10839650, 11694750, 13007580, 13361000, 13441166, 15593000, 16259475, 20041500, 20161749, 21679300, 23389500, 26015160, 26882332, 27099125, 32518950, 33602915, 40083000, 40323498, 43358600, 46779000, 53764664, 54198250, 65037900, 67205830, 80646996, 81297375, 100808745, 108396500, 130075800, 134411660, 161293992, 162594750, 168014575, 201617490, 216793000, 268823320, 325189500, 336029150, 403234980, 504043725, 650379000, 672058300, 806469960, 840072875, 1008087450, 1344116600, 1680145750, 2016174900, 2520218625, 3360291500, 4032349800, 5040437250, 6720583000, 10080874500, 20161749000]

約数ペア:

[(1, 20161749000), (2, 10080874500), (3, 6720583000), (4, 5040437250), (5, 4032349800), (6, 3360291500), (8, 2520218625), (10, 2016174900), (12, 1680145750), (15, 1344116600), (20, 1008087450), (24, 840072875), (25, 806469960), (30, 672058300), (31, 650379000), (40, 504043725), (50, 403234980), (60, 336029150), (62, 325189500), (75, 268823320), (93, 216793000), (100, 201617490), (120, 168014575), (124, 162594750), (125, 161293992), (150, 134411660), (155, 130075800), (186, 108396500), (200, 100808745), (248, 81297375), (250, 80646996), (300, 67205830), (310, 65037900), (372, 54198250), (375, 53764664), (431, 46779000), (465, 43358600), (500, 40323498), (503, 40083000), (600, 33602915), (620, 32518950), (744, 27099125), (750, 26882332), (775, 26015160), (862, 23389500), (930, 21679300), (1000, 20161749), (1006, 20041500), (1240, 16259475), (1293, 15593000), (1500, 13441166), (1509, 13361000), (1550, 13007580), (1724, 11694750), (1860, 10839650), (2012, 10020750), (2155, 9355800), (2325, 8671720), (2515, 8016600), (2586, 7796500), (3000, 6720583), (3018, 6680500), (3100, 6503790), (3448, 5847375), (3720, 5419825), (3875, 5203032), (4024, 5010375), (4310, 4677900), (4650, 4335860), (5030, 4008300), (5172, 3898250), (6036, 3340250), (6200, 3251895), (6465, 3118600), (7545, 2672200), (7750, 2601516), (8620, 2338950), (9300, 2167930), (10060, 2004150), (10344, 1949125), (10775, 1871160), (11625, 1734344), (12072, 1670125), (12575, 1603320), (12930, 1559300), (13361, 1509000), (15090, 1336100), (15500, 1300758), (15593, 1293000), (17240, 1169475), (18600, 1083965), (20120, 1002075), (21550, 935580), (23250, 867172), (25150, 801660), (25860, 779650), (26722, 754500), (30180, 668050), (31000, 650379), (31186, 646500), (32325, 623720), (37725, 534440), (40083, 503000), (43100, 467790), (46500, 433586), (46779, 431000), (50300, 400830), (51720, 389825), (53444, 377250), (53875, 374232), (60360, 334025), (62372, 323250), (62875, 320664), (64650, 311860), (66805, 301800), (75450, 267220), (77965, 258600), (80166, 251500), (86200, 233895), (93000, 216793), (93558, 215500), (100600, 200415), (106888, 188625), (107750, 187116), (124744, 161625), (125750, 160332), (129300, 155930), (133610, 150900)]