991675620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:399

約数の個数: 288

約数和(自身を含む): 3478876128

約数和(自身を除く): 2487200508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 97, 102, 117, 130, 153, 156, 170, 180, 194, 195, 204, 221, 234, 255, 257, 260, 291, 306, 340, 388, 390, 442, 468, 485, 510, 514, 582, 585, 612, 663, 765, 771, 780, 873, 884, 970, 1020, 1028, 1105, 1164, 1170, 1261, 1285, 1326, 1455, 1530, 1542, 1649, 1746, 1940, 1989, 2210, 2313, 2340, 2522, 2570, 2652, 2910, 3060, 3084, 3298, 3315, 3341, 3492, 3783, 3855, 3978, 4365, 4369, 4420, 4626, 4947, 5044, 5140, 5820, 6305, 6596, 6630, 6682, 7566, 7710, 7956, 8245, 8730, 8738, 9252, 9894, 9945, 10023, 11349, 11565, 12610, 13107, 13260, 13364, 14841, 15132, 15420, 16490, 16705, 17460, 17476, 18915, 19788, 19890, 20046, 21437, 21845, 22698, 23130, 24735, 24929, 25220, 26214, 29682, 30069, 32980, 33410, 37830, 39321, 39780, 40092, 42874, 43690, 45396, 46260, 49470, 49858, 50115, 52428, 56745, 56797, 59364, 60138, 64311, 65535, 66820, 74205, 74787, 75660, 78642, 85748, 87380, 98940, 99716, 100230, 107185, 113490, 113594, 120276, 124645, 128622, 131070, 148410, 149574, 150345, 157284, 170391, 192933, 196605, 200460, 214370, 224361, 226980, 227188, 249290, 257244, 262140, 283985, 296820, 299148, 300690, 321555, 324077, 340782, 373935, 385866, 393210, 423793, 428740, 448722, 498580, 511173, 567970, 601380, 643110, 648154, 681564, 747870, 771732, 786420, 847586, 851955, 897444, 964665, 972231, 1022346, 1121805, 1135940, 1271379, 1286220, 1296308, 1495740, 1620385, 1695172, 1703910, 1929330, 1944462, 2044692, 2118965, 2243610, 2542758, 2555865, 2916693, 3240770, 3407820, 3814137, 3858660, 3888924, 4237930, 4487220, 4861155, 5085516, 5111730, 5509309, 5833386, 6356895, 6481540, 7628274, 8475860, 9722310, 10223460, 11018618, 11666772, 12713790, 14583465, 15256548, 16527927, 19070685, 19444620, 22037236, 25427580, 27546545, 29166930, 33055854, 38141370, 49583781, 55093090, 58333860, 66111708, 76282740, 82639635, 99167562, 110186180, 165279270, 198335124, 247918905, 330558540, 495837810, 991675620]

約数ペア:

[(1, 991675620), (2, 495837810), (3, 330558540), (4, 247918905), (5, 198335124), (6, 165279270), (9, 110186180), (10, 99167562), (12, 82639635), (13, 76282740), (15, 66111708), (17, 58333860), (18, 55093090), (20, 49583781), (26, 38141370), (30, 33055854), (34, 29166930), (36, 27546545), (39, 25427580), (45, 22037236), (51, 19444620), (52, 19070685), (60, 16527927), (65, 15256548), (68, 14583465), (78, 12713790), (85, 11666772), (90, 11018618), (97, 10223460), (102, 9722310), (117, 8475860), (130, 7628274), (153, 6481540), (156, 6356895), (170, 5833386), (180, 5509309), (194, 5111730), (195, 5085516), (204, 4861155), (221, 4487220), (234, 4237930), (255, 3888924), (257, 3858660), (260, 3814137), (291, 3407820), (306, 3240770), (340, 2916693), (388, 2555865), (390, 2542758), (442, 2243610), (468, 2118965), (485, 2044692), (510, 1944462), (514, 1929330), (582, 1703910), (585, 1695172), (612, 1620385), (663, 1495740), (765, 1296308), (771, 1286220), (780, 1271379), (873, 1135940), (884, 1121805), (970, 1022346), (1020, 972231), (1028, 964665), (1105, 897444), (1164, 851955), (1170, 847586), (1261, 786420), (1285, 771732), (1326, 747870), (1455, 681564), (1530, 648154), (1542, 643110), (1649, 601380), (1746, 567970), (1940, 511173), (1989, 498580), (2210, 448722), (2313, 428740), (2340, 423793), (2522, 393210), (2570, 385866), (2652, 373935), (2910, 340782), (3060, 324077), (3084, 321555), (3298, 300690), (3315, 299148), (3341, 296820), (3492, 283985), (3783, 262140), (3855, 257244), (3978, 249290), (4365, 227188), (4369, 226980), (4420, 224361), (4626, 214370), (4947, 200460), (5044, 196605), (5140, 192933), (5820, 170391), (6305, 157284), (6596, 150345), (6630, 149574), (6682, 148410), (7566, 131070), (7710, 128622), (7956, 124645), (8245, 120276), (8730, 113594), (8738, 113490), (9252, 107185), (9894, 100230), (9945, 99716), (10023, 98940), (11349, 87380), (11565, 85748), (12610, 78642), (13107, 75660), (13260, 74787), (13364, 74205), (14841, 66820), (15132, 65535), (15420, 64311), (16490, 60138), (16705, 59364), (17460, 56797), (17476, 56745), (18915, 52428), (19788, 50115), (19890, 49858), (20046, 49470), (21437, 46260), (21845, 45396), (22698, 43690), (23130, 42874), (24735, 40092), (24929, 39780), (25220, 39321), (26214, 37830), (29682, 33410), (30069, 32980)]