209740356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 647547264

約数和(自身を除く): 437806908

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 173, 204, 238, 252, 283, 306, 346, 357, 476, 519, 566, 612, 692, 714, 849, 1038, 1071, 1132, 1211, 1428, 1557, 1698, 1981, 2076, 2142, 2422, 2547, 2941, 3114, 3396, 3633, 3962, 4284, 4811, 4844, 5094, 5882, 5943, 6228, 7266, 7924, 8823, 9622, 10188, 10899, 11764, 11886, 14433, 14532, 17646, 17829, 19244, 20587, 21798, 23772, 26469, 28866, 33677, 35292, 35658, 41174, 43299, 43596, 48959, 52938, 57732, 61761, 67354, 71316, 82348, 86598, 97918, 101031, 105876, 123522, 134708, 146877, 173196, 185283, 195836, 202062, 247044, 293754, 303093, 342713, 370566, 404124, 440631, 587508, 606186, 685426, 741132, 832303, 881262, 1028139, 1212372, 1370852, 1664606, 1762524, 2056278, 2496909, 3084417, 3329212, 4112556, 4993818, 5826121, 6168834, 7490727, 9987636, 11652242, 12337668, 14981454, 17478363, 23304484, 29962908, 34956726, 52435089, 69913452, 104870178, 209740356]

約数ペア:

[(1, 209740356), (2, 104870178), (3, 69913452), (4, 52435089), (6, 34956726), (7, 29962908), (9, 23304484), (12, 17478363), (14, 14981454), (17, 12337668), (18, 11652242), (21, 9987636), (28, 7490727), (34, 6168834), (36, 5826121), (42, 4993818), (51, 4112556), (63, 3329212), (68, 3084417), (84, 2496909), (102, 2056278), (119, 1762524), (126, 1664606), (153, 1370852), (173, 1212372), (204, 1028139), (238, 881262), (252, 832303), (283, 741132), (306, 685426), (346, 606186), (357, 587508), (476, 440631), (519, 404124), (566, 370566), (612, 342713), (692, 303093), (714, 293754), (849, 247044), (1038, 202062), (1071, 195836), (1132, 185283), (1211, 173196), (1428, 146877), (1557, 134708), (1698, 123522), (1981, 105876), (2076, 101031), (2142, 97918), (2422, 86598), (2547, 82348), (2941, 71316), (3114, 67354), (3396, 61761), (3633, 57732), (3962, 52938), (4284, 48959), (4811, 43596), (4844, 43299), (5094, 41174), (5882, 35658), (5943, 35292), (6228, 33677), (7266, 28866), (7924, 26469), (8823, 23772), (9622, 21798), (10188, 20587), (10899, 19244), (11764, 17829), (11886, 17646), (14433, 14532)]