287538420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8573}}^1$

素因数の和:8641

約数の個数: 96

約数和(自身を含む): 887306112

約数和(自身を除く): 599767692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 258, 260, 390, 430, 516, 559, 645, 780, 860, 1118, 1290, 1677, 2236, 2580, 2795, 3354, 5590, 6708, 8385, 8573, 11180, 16770, 17146, 25719, 33540, 34292, 42865, 51438, 85730, 102876, 111449, 128595, 171460, 222898, 257190, 334347, 368639, 445796, 514380, 557245, 668694, 737278, 1105917, 1114490, 1337388, 1474556, 1671735, 1843195, 2211834, 2228980, 3343470, 3686390, 4423668, 4792307, 5529585, 6686940, 7372780, 9584614, 11059170, 14376921, 19169228, 22118340, 23961535, 28753842, 47923070, 57507684, 71884605, 95846140, 143769210, 287538420]

約数ペア:

[(1, 287538420), (2, 143769210), (3, 95846140), (4, 71884605), (5, 57507684), (6, 47923070), (10, 28753842), (12, 23961535), (13, 22118340), (15, 19169228), (20, 14376921), (26, 11059170), (30, 9584614), (39, 7372780), (43, 6686940), (52, 5529585), (60, 4792307), (65, 4423668), (78, 3686390), (86, 3343470), (129, 2228980), (130, 2211834), (156, 1843195), (172, 1671735), (195, 1474556), (215, 1337388), (258, 1114490), (260, 1105917), (390, 737278), (430, 668694), (516, 557245), (559, 514380), (645, 445796), (780, 368639), (860, 334347), (1118, 257190), (1290, 222898), (1677, 171460), (2236, 128595), (2580, 111449), (2795, 102876), (3354, 85730), (5590, 51438), (6708, 42865), (8385, 34292), (8573, 33540), (11180, 25719), (16770, 17146)]