680608890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{991}}^1$

素因数の和:1604

約数の個数: 96

約数和(自身を含む): 1910877696

約数和(自身を除く): 1230268806

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 587, 991, 1170, 1174, 1761, 1982, 2935, 2973, 3522, 4955, 5283, 5870, 5946, 7631, 8805, 8919, 9910, 10566, 12883, 14865, 15262, 17610, 17838, 22893, 25766, 26415, 29730, 38155, 38649, 44595, 45786, 52830, 64415, 68679, 76310, 77298, 89190, 114465, 115947, 128830, 137358, 193245, 228930, 231894, 343395, 386490, 579735, 581717, 686790, 1159470, 1163434, 1745151, 2908585, 3490302, 5235453, 5817170, 7562321, 8725755, 10470906, 15124642, 17451510, 22686963, 26177265, 37811605, 45373926, 52354530, 68060889, 75623210, 113434815, 136121778, 226869630, 340304445, 680608890]

約数ペア:

[(1, 680608890), (2, 340304445), (3, 226869630), (5, 136121778), (6, 113434815), (9, 75623210), (10, 68060889), (13, 52354530), (15, 45373926), (18, 37811605), (26, 26177265), (30, 22686963), (39, 17451510), (45, 15124642), (65, 10470906), (78, 8725755), (90, 7562321), (117, 5817170), (130, 5235453), (195, 3490302), (234, 2908585), (390, 1745151), (585, 1163434), (587, 1159470), (991, 686790), (1170, 581717), (1174, 579735), (1761, 386490), (1982, 343395), (2935, 231894), (2973, 228930), (3522, 193245), (4955, 137358), (5283, 128830), (5870, 115947), (5946, 114465), (7631, 89190), (8805, 77298), (8919, 76310), (9910, 68679), (10566, 64415), (12883, 52830), (14865, 45786), (15262, 44595), (17610, 38649), (17838, 38155), (22893, 29730), (25766, 26415)]