20828347680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{21599}}^1$

素因数の和:21672

約数の個数: 288

約数和(自身を含む): 78186124800

約数和(自身を除く): 57357777120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 49, 56, 60, 70, 80, 82, 84, 96, 98, 105, 112, 120, 123, 140, 147, 160, 164, 168, 196, 205, 210, 224, 240, 245, 246, 280, 287, 294, 328, 336, 392, 410, 420, 480, 490, 492, 560, 574, 588, 615, 656, 672, 735, 784, 820, 840, 861, 980, 984, 1120, 1148, 1176, 1230, 1312, 1435, 1470, 1568, 1640, 1680, 1722, 1960, 1968, 2009, 2296, 2352, 2460, 2870, 2940, 3280, 3360, 3444, 3920, 3936, 4018, 4305, 4592, 4704, 4920, 5740, 5880, 6027, 6560, 6888, 7840, 8036, 8610, 9184, 9840, 10045, 11480, 11760, 12054, 13776, 16072, 17220, 19680, 20090, 21599, 22960, 23520, 24108, 27552, 30135, 32144, 34440, 40180, 43198, 45920, 48216, 60270, 64288, 64797, 68880, 80360, 86396, 96432, 107995, 120540, 129594, 137760, 151193, 160720, 172792, 192864, 215990, 241080, 259188, 302386, 321440, 323985, 345584, 431980, 453579, 482160, 518376, 604772, 647970, 691168, 755965, 863960, 885559, 907158, 964320, 1036752, 1058351, 1209544, 1295940, 1511930, 1727920, 1771118, 1814316, 2073504, 2116702, 2267895, 2419088, 2591880, 2656677, 3023860, 3175053, 3455840, 3542236, 3628632, 4233404, 4427795, 4535790, 4838176, 5183760, 5291755, 5313354, 6047720, 6198913, 6350106, 7084472, 7257264, 8466808, 8855590, 9071580, 10367520, 10583510, 10626708, 12095440, 12397826, 12700212, 13283385, 14168944, 14514528, 15875265, 16933616, 17711180, 18143160, 18596739, 21167020, 21253416, 24190880, 24795652, 25400424, 26566770, 28337888, 30994565, 31750530, 33867232, 35422360, 36286320, 37193478, 42334040, 42506832, 43392391, 49591304, 50800848, 53133540, 61989130, 63501060, 70844720, 72572640, 74386956, 84668080, 85013664, 86784782, 92983695, 99182608, 101601696, 106267080, 123978260, 127002120, 130177173, 141689440, 148773912, 169336160, 173569564, 185967390, 198365216, 212534160, 216961955, 247956520, 254004240, 260354346, 297547824, 347139128, 371934780, 425068320, 433923910, 495913040, 508008480, 520708692, 595095648, 650885865, 694278256, 743869560, 867847820, 991826080, 1041417384, 1301771730, 1388556512, 1487739120, 1735695640, 2082834768, 2603543460, 2975478240, 3471391280, 4165669536, 5207086920, 6942782560, 10414173840, 20828347680]

約数ペア:

[(1, 20828347680), (2, 10414173840), (3, 6942782560), (4, 5207086920), (5, 4165669536), (6, 3471391280), (7, 2975478240), (8, 2603543460), (10, 2082834768), (12, 1735695640), (14, 1487739120), (15, 1388556512), (16, 1301771730), (20, 1041417384), (21, 991826080), (24, 867847820), (28, 743869560), (30, 694278256), (32, 650885865), (35, 595095648), (40, 520708692), (41, 508008480), (42, 495913040), (48, 433923910), (49, 425068320), (56, 371934780), (60, 347139128), (70, 297547824), (80, 260354346), (82, 254004240), (84, 247956520), (96, 216961955), (98, 212534160), (105, 198365216), (112, 185967390), (120, 173569564), (123, 169336160), (140, 148773912), (147, 141689440), (160, 130177173), (164, 127002120), (168, 123978260), (196, 106267080), (205, 101601696), (210, 99182608), (224, 92983695), (240, 86784782), (245, 85013664), (246, 84668080), (280, 74386956), (287, 72572640), (294, 70844720), (328, 63501060), (336, 61989130), (392, 53133540), (410, 50800848), (420, 49591304), (480, 43392391), (490, 42506832), (492, 42334040), (560, 37193478), (574, 36286320), (588, 35422360), (615, 33867232), (656, 31750530), (672, 30994565), (735, 28337888), (784, 26566770), (820, 25400424), (840, 24795652), (861, 24190880), (980, 21253416), (984, 21167020), (1120, 18596739), (1148, 18143160), (1176, 17711180), (1230, 16933616), (1312, 15875265), (1435, 14514528), (1470, 14168944), (1568, 13283385), (1640, 12700212), (1680, 12397826), (1722, 12095440), (1960, 10626708), (1968, 10583510), (2009, 10367520), (2296, 9071580), (2352, 8855590), (2460, 8466808), (2870, 7257264), (2940, 7084472), (3280, 6350106), (3360, 6198913), (3444, 6047720), (3920, 5313354), (3936, 5291755), (4018, 5183760), (4305, 4838176), (4592, 4535790), (4704, 4427795), (4920, 4233404), (5740, 3628632), (5880, 3542236), (6027, 3455840), (6560, 3175053), (6888, 3023860), (7840, 2656677), (8036, 2591880), (8610, 2419088), (9184, 2267895), (9840, 2116702), (10045, 2073504), (11480, 1814316), (11760, 1771118), (12054, 1727920), (13776, 1511930), (16072, 1295940), (17220, 1209544), (19680, 1058351), (20090, 1036752), (21599, 964320), (22960, 907158), (23520, 885559), (24108, 863960), (27552, 755965), (30135, 691168), (32144, 647970), (34440, 604772), (40180, 518376), (43198, 482160), (45920, 453579), (48216, 431980), (60270, 345584), (64288, 323985), (64797, 321440), (68880, 302386), (80360, 259188), (86396, 241080), (96432, 215990), (107995, 192864), (120540, 172792), (129594, 160720), (137760, 151193)]