201666780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1777

約数の個数: 192

約数和(自身を含む): 740597760

約数和(自身を除く): 538930980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 620, 630, 651, 756, 837, 868, 930, 945, 1085, 1116, 1260, 1302, 1395, 1674, 1721, 1860, 1890, 1953, 2170, 2604, 2790, 3255, 3348, 3442, 3780, 3906, 4185, 4340, 5163, 5580, 5859, 6510, 6884, 7812, 8370, 8605, 9765, 10326, 11718, 12047, 13020, 15489, 16740, 17210, 19530, 20652, 23436, 24094, 25815, 29295, 30978, 34420, 36141, 39060, 46467, 48188, 51630, 53351, 58590, 60235, 61956, 72282, 77445, 92934, 103260, 106702, 108423, 117180, 120470, 144564, 154890, 160053, 180705, 185868, 213404, 216846, 232335, 240940, 266755, 309780, 320106, 325269, 361410, 373457, 433692, 464670, 480159, 533510, 542115, 640212, 650538, 722820, 746914, 800265, 929340, 960318, 1067020, 1084230, 1120371, 1301076, 1440477, 1493828, 1600530, 1626345, 1867285, 1920636, 2168460, 2240742, 2400795, 2880954, 3201060, 3252690, 3361113, 3734570, 4481484, 4801590, 5601855, 5761908, 6505380, 6722226, 7202385, 7469140, 9603180, 10083339, 11203710, 13444452, 14404770, 16805565, 20166678, 22407420, 28809540, 33611130, 40333356, 50416695, 67222260, 100833390, 201666780]

約数ペア:

[(1, 201666780), (2, 100833390), (3, 67222260), (4, 50416695), (5, 40333356), (6, 33611130), (7, 28809540), (9, 22407420), (10, 20166678), (12, 16805565), (14, 14404770), (15, 13444452), (18, 11203710), (20, 10083339), (21, 9603180), (27, 7469140), (28, 7202385), (30, 6722226), (31, 6505380), (35, 5761908), (36, 5601855), (42, 4801590), (45, 4481484), (54, 3734570), (60, 3361113), (62, 3252690), (63, 3201060), (70, 2880954), (84, 2400795), (90, 2240742), (93, 2168460), (105, 1920636), (108, 1867285), (124, 1626345), (126, 1600530), (135, 1493828), (140, 1440477), (155, 1301076), (180, 1120371), (186, 1084230), (189, 1067020), (210, 960318), (217, 929340), (252, 800265), (270, 746914), (279, 722820), (310, 650538), (315, 640212), (372, 542115), (378, 533510), (420, 480159), (434, 464670), (465, 433692), (540, 373457), (558, 361410), (620, 325269), (630, 320106), (651, 309780), (756, 266755), (837, 240940), (868, 232335), (930, 216846), (945, 213404), (1085, 185868), (1116, 180705), (1260, 160053), (1302, 154890), (1395, 144564), (1674, 120470), (1721, 117180), (1860, 108423), (1890, 106702), (1953, 103260), (2170, 92934), (2604, 77445), (2790, 72282), (3255, 61956), (3348, 60235), (3442, 58590), (3780, 53351), (3906, 51630), (4185, 48188), (4340, 46467), (5163, 39060), (5580, 36141), (5859, 34420), (6510, 30978), (6884, 29295), (7812, 25815), (8370, 24094), (8605, 23436), (9765, 20652), (10326, 19530), (11718, 17210), (12047, 16740), (13020, 15489)]