289916460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:584

約数の個数: 144

約数和(自身を含む): 914239872

約数和(自身を除く): 624323412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 101, 111, 148, 180, 185, 202, 222, 303, 333, 370, 404, 431, 444, 505, 555, 606, 666, 740, 862, 909, 1010, 1110, 1212, 1293, 1332, 1515, 1665, 1724, 1818, 2020, 2155, 2220, 2586, 3030, 3330, 3636, 3737, 3879, 4310, 4545, 5172, 6060, 6465, 6660, 7474, 7758, 8620, 9090, 11211, 12930, 14948, 15516, 15947, 18180, 18685, 19395, 22422, 25860, 31894, 33633, 37370, 38790, 43531, 44844, 47841, 56055, 63788, 67266, 74740, 77580, 79735, 87062, 95682, 112110, 130593, 134532, 143523, 159470, 168165, 174124, 191364, 217655, 224220, 239205, 261186, 287046, 318940, 336330, 391779, 435310, 478410, 522372, 574092, 652965, 672660, 717615, 783558, 870620, 956820, 1305930, 1435230, 1567116, 1610647, 1958895, 2611860, 2870460, 3221294, 3917790, 4831941, 6442588, 7835580, 8053235, 9663882, 14495823, 16106470, 19327764, 24159705, 28991646, 32212940, 48319410, 57983292, 72479115, 96638820, 144958230, 289916460]

約数ペア:

[(1, 289916460), (2, 144958230), (3, 96638820), (4, 72479115), (5, 57983292), (6, 48319410), (9, 32212940), (10, 28991646), (12, 24159705), (15, 19327764), (18, 16106470), (20, 14495823), (30, 9663882), (36, 8053235), (37, 7835580), (45, 6442588), (60, 4831941), (74, 3917790), (90, 3221294), (101, 2870460), (111, 2611860), (148, 1958895), (180, 1610647), (185, 1567116), (202, 1435230), (222, 1305930), (303, 956820), (333, 870620), (370, 783558), (404, 717615), (431, 672660), (444, 652965), (505, 574092), (555, 522372), (606, 478410), (666, 435310), (740, 391779), (862, 336330), (909, 318940), (1010, 287046), (1110, 261186), (1212, 239205), (1293, 224220), (1332, 217655), (1515, 191364), (1665, 174124), (1724, 168165), (1818, 159470), (2020, 143523), (2155, 134532), (2220, 130593), (2586, 112110), (3030, 95682), (3330, 87062), (3636, 79735), (3737, 77580), (3879, 74740), (4310, 67266), (4545, 63788), (5172, 56055), (6060, 47841), (6465, 44844), (6660, 43531), (7474, 38790), (7758, 37370), (8620, 33633), (9090, 31894), (11211, 25860), (12930, 22422), (14948, 19395), (15516, 18685), (15947, 18180)]