858794820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^2\times {\mathrm{139}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 2637862080

約数和(自身を除く): 1779067260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 89, 130, 139, 156, 178, 195, 260, 267, 278, 356, 390, 417, 445, 534, 556, 695, 780, 834, 890, 1068, 1157, 1335, 1390, 1668, 1780, 1807, 2085, 2314, 2670, 2780, 3471, 3614, 4170, 4628, 5340, 5421, 5785, 6942, 7228, 7921, 8340, 9035, 10842, 11570, 12371, 13884, 15842, 17355, 18070, 21684, 23140, 23763, 24742, 27105, 31684, 34710, 36140, 37113, 39605, 47526, 49484, 54210, 61855, 69420, 74226, 79210, 95052, 102973, 108420, 118815, 123710, 148452, 158420, 160823, 185565, 205946, 237630, 247420, 308919, 321646, 371130, 411892, 475260, 482469, 514865, 617838, 643292, 742260, 804115, 964938, 1029730, 1101019, 1235676, 1544595, 1608230, 1929876, 2059460, 2202038, 2412345, 3089190, 3216460, 3303057, 4404076, 4824690, 5505095, 6178380, 6606114, 9649380, 11010190, 13212228, 14313247, 16515285, 22020380, 28626494, 33030570, 42939741, 57252988, 66061140, 71566235, 85879482, 143132470, 171758964, 214698705, 286264940, 429397410, 858794820]

約数ペア:

[(1, 858794820), (2, 429397410), (3, 286264940), (4, 214698705), (5, 171758964), (6, 143132470), (10, 85879482), (12, 71566235), (13, 66061140), (15, 57252988), (20, 42939741), (26, 33030570), (30, 28626494), (39, 22020380), (52, 16515285), (60, 14313247), (65, 13212228), (78, 11010190), (89, 9649380), (130, 6606114), (139, 6178380), (156, 5505095), (178, 4824690), (195, 4404076), (260, 3303057), (267, 3216460), (278, 3089190), (356, 2412345), (390, 2202038), (417, 2059460), (445, 1929876), (534, 1608230), (556, 1544595), (695, 1235676), (780, 1101019), (834, 1029730), (890, 964938), (1068, 804115), (1157, 742260), (1335, 643292), (1390, 617838), (1668, 514865), (1780, 482469), (1807, 475260), (2085, 411892), (2314, 371130), (2670, 321646), (2780, 308919), (3471, 247420), (3614, 237630), (4170, 205946), (4628, 185565), (5340, 160823), (5421, 158420), (5785, 148452), (6942, 123710), (7228, 118815), (7921, 108420), (8340, 102973), (9035, 95052), (10842, 79210), (11570, 74226), (12371, 69420), (13884, 61855), (15842, 54210), (17355, 49484), (18070, 47526), (21684, 39605), (23140, 37113), (23763, 36140), (24742, 34710), (27105, 31684)]