181640550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1901}}^1$

素因数の和:1943

約数の個数: 144

約数和(自身を含む): 564620112

約数和(自身を除く): 382979562

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 49, 50, 65, 70, 75, 78, 91, 98, 105, 130, 147, 150, 175, 182, 195, 210, 245, 273, 294, 325, 350, 390, 455, 490, 525, 546, 637, 650, 735, 910, 975, 1050, 1225, 1274, 1365, 1470, 1901, 1911, 1950, 2275, 2450, 2730, 3185, 3675, 3802, 3822, 4550, 5703, 6370, 6825, 7350, 9505, 9555, 11406, 13307, 13650, 15925, 19010, 19110, 24713, 26614, 28515, 31850, 39921, 47525, 47775, 49426, 57030, 66535, 74139, 79842, 93149, 95050, 95550, 123565, 133070, 142575, 148278, 172991, 186298, 199605, 247130, 279447, 285150, 332675, 345982, 370695, 399210, 465745, 518973, 558894, 617825, 665350, 741390, 864955, 931490, 998025, 1037946, 1210937, 1235650, 1397235, 1729910, 1853475, 1996050, 2328725, 2421874, 2594865, 2794470, 3632811, 3706950, 4324775, 4657450, 5189730, 6054685, 6986175, 7265622, 8649550, 12109370, 12974325, 13972350, 18164055, 25948650, 30273425, 36328110, 60546850, 90820275, 181640550]

約数ペア:

[(1, 181640550), (2, 90820275), (3, 60546850), (5, 36328110), (6, 30273425), (7, 25948650), (10, 18164055), (13, 13972350), (14, 12974325), (15, 12109370), (21, 8649550), (25, 7265622), (26, 6986175), (30, 6054685), (35, 5189730), (39, 4657450), (42, 4324775), (49, 3706950), (50, 3632811), (65, 2794470), (70, 2594865), (75, 2421874), (78, 2328725), (91, 1996050), (98, 1853475), (105, 1729910), (130, 1397235), (147, 1235650), (150, 1210937), (175, 1037946), (182, 998025), (195, 931490), (210, 864955), (245, 741390), (273, 665350), (294, 617825), (325, 558894), (350, 518973), (390, 465745), (455, 399210), (490, 370695), (525, 345982), (546, 332675), (637, 285150), (650, 279447), (735, 247130), (910, 199605), (975, 186298), (1050, 172991), (1225, 148278), (1274, 142575), (1365, 133070), (1470, 123565), (1901, 95550), (1911, 95050), (1950, 93149), (2275, 79842), (2450, 74139), (2730, 66535), (3185, 57030), (3675, 49426), (3802, 47775), (3822, 47525), (4550, 39921), (5703, 31850), (6370, 28515), (6825, 26614), (7350, 24713), (9505, 19110), (9555, 19010), (11406, 15925), (13307, 13650)]