551436990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2683}}^1$

素因数の和:2754

約数の個数: 128

約数和(自身を含む): 1558351872

約数和(自身を除く): 1006914882

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 31, 34, 39, 51, 62, 65, 78, 85, 93, 102, 130, 155, 170, 186, 195, 221, 255, 310, 390, 403, 442, 465, 510, 527, 663, 806, 930, 1054, 1105, 1209, 1326, 1581, 2015, 2210, 2418, 2635, 2683, 3162, 3315, 4030, 5270, 5366, 6045, 6630, 6851, 7905, 8049, 12090, 13415, 13702, 15810, 16098, 20553, 26830, 34255, 34879, 40245, 41106, 45611, 68510, 69758, 80490, 83173, 91222, 102765, 104637, 136833, 166346, 174395, 205530, 209274, 228055, 249519, 273666, 348790, 415865, 456110, 499038, 523185, 592943, 684165, 831730, 1046370, 1081249, 1185886, 1247595, 1368330, 1413941, 1778829, 2162498, 2495190, 2827882, 2964715, 3243747, 3557658, 4241823, 5406245, 5929430, 6487494, 7069705, 8483646, 8894145, 10812490, 14139410, 16218735, 17788290, 18381233, 21209115, 32437470, 36762466, 42418230, 55143699, 91906165, 110287398, 183812330, 275718495, 551436990]

約数ペア:

[(1, 551436990), (2, 275718495), (3, 183812330), (5, 110287398), (6, 91906165), (10, 55143699), (13, 42418230), (15, 36762466), (17, 32437470), (26, 21209115), (30, 18381233), (31, 17788290), (34, 16218735), (39, 14139410), (51, 10812490), (62, 8894145), (65, 8483646), (78, 7069705), (85, 6487494), (93, 5929430), (102, 5406245), (130, 4241823), (155, 3557658), (170, 3243747), (186, 2964715), (195, 2827882), (221, 2495190), (255, 2162498), (310, 1778829), (390, 1413941), (403, 1368330), (442, 1247595), (465, 1185886), (510, 1081249), (527, 1046370), (663, 831730), (806, 684165), (930, 592943), (1054, 523185), (1105, 499038), (1209, 456110), (1326, 415865), (1581, 348790), (2015, 273666), (2210, 249519), (2418, 228055), (2635, 209274), (2683, 205530), (3162, 174395), (3315, 166346), (4030, 136833), (5270, 104637), (5366, 102765), (6045, 91222), (6630, 83173), (6851, 80490), (7905, 69758), (8049, 68510), (12090, 45611), (13415, 41106), (13702, 40245), (15810, 34879), (16098, 34255), (20553, 26830)]