16111920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:403

約数の個数: 160

約数和(自身を含む): 57853440

約数和(自身を除く): 41741520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 132, 136, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 359, 374, 408, 440, 510, 528, 561, 660, 680, 718, 748, 816, 880, 935, 1020, 1077, 1122, 1320, 1360, 1436, 1496, 1795, 1870, 2040, 2154, 2244, 2640, 2805, 2872, 2992, 3590, 3740, 3949, 4080, 4308, 4488, 5385, 5610, 5744, 6103, 7180, 7480, 7898, 8616, 8976, 10770, 11220, 11847, 12206, 14360, 14960, 15796, 17232, 18309, 19745, 21540, 22440, 23694, 24412, 28720, 30515, 31592, 36618, 39490, 43080, 44880, 47388, 48824, 59235, 61030, 63184, 67133, 73236, 78980, 86160, 91545, 94776, 97648, 118470, 122060, 134266, 146472, 157960, 183090, 189552, 201399, 236940, 244120, 268532, 292944, 315920, 335665, 366180, 402798, 473880, 488240, 537064, 671330, 732360, 805596, 947760, 1006995, 1074128, 1342660, 1464720, 1611192, 2013990, 2685320, 3222384, 4027980, 5370640, 8055960, 16111920]

約数ペア:

[(1, 16111920), (2, 8055960), (3, 5370640), (4, 4027980), (5, 3222384), (6, 2685320), (8, 2013990), (10, 1611192), (11, 1464720), (12, 1342660), (15, 1074128), (16, 1006995), (17, 947760), (20, 805596), (22, 732360), (24, 671330), (30, 537064), (33, 488240), (34, 473880), (40, 402798), (44, 366180), (48, 335665), (51, 315920), (55, 292944), (60, 268532), (66, 244120), (68, 236940), (80, 201399), (85, 189552), (88, 183090), (102, 157960), (110, 146472), (120, 134266), (132, 122060), (136, 118470), (165, 97648), (170, 94776), (176, 91545), (187, 86160), (204, 78980), (220, 73236), (240, 67133), (255, 63184), (264, 61030), (272, 59235), (330, 48824), (340, 47388), (359, 44880), (374, 43080), (408, 39490), (440, 36618), (510, 31592), (528, 30515), (561, 28720), (660, 24412), (680, 23694), (718, 22440), (748, 21540), (816, 19745), (880, 18309), (935, 17232), (1020, 15796), (1077, 14960), (1122, 14360), (1320, 12206), (1360, 11847), (1436, 11220), (1496, 10770), (1795, 8976), (1870, 8616), (2040, 7898), (2154, 7480), (2244, 7180), (2640, 6103), (2805, 5744), (2872, 5610), (2992, 5385), (3590, 4488), (3740, 4308), (3949, 4080)]