260207508

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:430

約数の個数: 144

約数和(自身を含む): 742694400

約数和(自身を除く): 482486892

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 19, 22, 33, 34, 38, 44, 51, 57, 66, 68, 76, 102, 114, 132, 187, 204, 209, 228, 289, 323, 359, 374, 418, 561, 578, 627, 646, 718, 748, 836, 867, 969, 1077, 1122, 1156, 1254, 1292, 1436, 1734, 1938, 2154, 2244, 2508, 3179, 3468, 3553, 3876, 3949, 4308, 5491, 6103, 6358, 6821, 7106, 7898, 9537, 10659, 10982, 11847, 12206, 12716, 13642, 14212, 15796, 16473, 18309, 19074, 20463, 21318, 21964, 23694, 24412, 27284, 32946, 36618, 38148, 40926, 42636, 47388, 60401, 65892, 67133, 73236, 75031, 81852, 103751, 115957, 120802, 134266, 150062, 181203, 201399, 207502, 225093, 231914, 241604, 268532, 300124, 311253, 347871, 362406, 402798, 415004, 450186, 463828, 622506, 695742, 724812, 805596, 900372, 1141261, 1245012, 1275527, 1391484, 1971269, 2282522, 2551054, 3423783, 3826581, 3942538, 4565044, 5102108, 5913807, 6847566, 7653162, 7885076, 11827614, 13695132, 15306324, 21683959, 23655228, 43367918, 65051877, 86735836, 130103754, 260207508]

約数ペア:

[(1, 260207508), (2, 130103754), (3, 86735836), (4, 65051877), (6, 43367918), (11, 23655228), (12, 21683959), (17, 15306324), (19, 13695132), (22, 11827614), (33, 7885076), (34, 7653162), (38, 6847566), (44, 5913807), (51, 5102108), (57, 4565044), (66, 3942538), (68, 3826581), (76, 3423783), (102, 2551054), (114, 2282522), (132, 1971269), (187, 1391484), (204, 1275527), (209, 1245012), (228, 1141261), (289, 900372), (323, 805596), (359, 724812), (374, 695742), (418, 622506), (561, 463828), (578, 450186), (627, 415004), (646, 402798), (718, 362406), (748, 347871), (836, 311253), (867, 300124), (969, 268532), (1077, 241604), (1122, 231914), (1156, 225093), (1254, 207502), (1292, 201399), (1436, 181203), (1734, 150062), (1938, 134266), (2154, 120802), (2244, 115957), (2508, 103751), (3179, 81852), (3468, 75031), (3553, 73236), (3876, 67133), (3949, 65892), (4308, 60401), (5491, 47388), (6103, 42636), (6358, 40926), (6821, 38148), (7106, 36618), (7898, 32946), (9537, 27284), (10659, 24412), (10982, 23694), (11847, 21964), (12206, 21318), (12716, 20463), (13642, 19074), (14212, 18309), (15796, 16473)]