257962068

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1651

約数の個数: 144

約数和(自身を含む): 819436800

約数和(自身を除く): 561474732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 343, 364, 441, 468, 546, 588, 637, 686, 819, 882, 1029, 1092, 1274, 1372, 1607, 1638, 1764, 1911, 2058, 2548, 3087, 3214, 3276, 3822, 4116, 4459, 4821, 5733, 6174, 6428, 7644, 8918, 9642, 11249, 11466, 12348, 13377, 14463, 17836, 19284, 20891, 22498, 22932, 26754, 28926, 33747, 40131, 41782, 44996, 53508, 57852, 62673, 67494, 78743, 80262, 83564, 101241, 125346, 134988, 146237, 157486, 160524, 188019, 202482, 236229, 250692, 292474, 314972, 376038, 404964, 438711, 472458, 551201, 584948, 708687, 752076, 877422, 944916, 1023659, 1102402, 1316133, 1417374, 1653603, 1754844, 2047318, 2204804, 2632266, 2834748, 3070977, 3307206, 4094636, 4960809, 5264532, 6141954, 6614412, 7165613, 9212931, 9921618, 12283908, 14331226, 18425862, 19843236, 21496839, 28662452, 36851724, 42993678, 64490517, 85987356, 128981034, 257962068]

約数ペア:

[(1, 257962068), (2, 128981034), (3, 85987356), (4, 64490517), (6, 42993678), (7, 36851724), (9, 28662452), (12, 21496839), (13, 19843236), (14, 18425862), (18, 14331226), (21, 12283908), (26, 9921618), (28, 9212931), (36, 7165613), (39, 6614412), (42, 6141954), (49, 5264532), (52, 4960809), (63, 4094636), (78, 3307206), (84, 3070977), (91, 2834748), (98, 2632266), (117, 2204804), (126, 2047318), (147, 1754844), (156, 1653603), (182, 1417374), (196, 1316133), (234, 1102402), (252, 1023659), (273, 944916), (294, 877422), (343, 752076), (364, 708687), (441, 584948), (468, 551201), (546, 472458), (588, 438711), (637, 404964), (686, 376038), (819, 314972), (882, 292474), (1029, 250692), (1092, 236229), (1274, 202482), (1372, 188019), (1607, 160524), (1638, 157486), (1764, 146237), (1911, 134988), (2058, 125346), (2548, 101241), (3087, 83564), (3214, 80262), (3276, 78743), (3822, 67494), (4116, 62673), (4459, 57852), (4821, 53508), (5733, 44996), (6174, 41782), (6428, 40131), (7644, 33747), (8918, 28926), (9642, 26754), (11249, 22932), (11466, 22498), (12348, 20891), (13377, 19284), (14463, 17836)]