16356720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 56782080

約数和(自身を除く): 40425360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 211, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 422, 456, 510, 570, 633, 646, 680, 760, 816, 844, 912, 969, 1020, 1055, 1140, 1266, 1292, 1360, 1520, 1615, 1688, 1938, 2040, 2110, 2280, 2532, 2584, 3165, 3230, 3376, 3587, 3876, 4009, 4080, 4220, 4560, 4845, 5064, 5168, 6330, 6460, 7174, 7752, 8018, 8440, 9690, 10128, 10761, 12027, 12660, 12920, 14348, 15504, 16036, 16880, 17935, 19380, 20045, 21522, 24054, 25320, 25840, 28696, 32072, 35870, 38760, 40090, 43044, 48108, 50640, 53805, 57392, 60135, 64144, 68153, 71740, 77520, 80180, 86088, 96216, 107610, 120270, 136306, 143480, 160360, 172176, 192432, 204459, 215220, 240540, 272612, 286960, 320720, 340765, 408918, 430440, 481080, 545224, 681530, 817836, 860880, 962160, 1022295, 1090448, 1363060, 1635672, 2044590, 2726120, 3271344, 4089180, 5452240, 8178360, 16356720]

約数ペア:

[(1, 16356720), (2, 8178360), (3, 5452240), (4, 4089180), (5, 3271344), (6, 2726120), (8, 2044590), (10, 1635672), (12, 1363060), (15, 1090448), (16, 1022295), (17, 962160), (19, 860880), (20, 817836), (24, 681530), (30, 545224), (34, 481080), (38, 430440), (40, 408918), (48, 340765), (51, 320720), (57, 286960), (60, 272612), (68, 240540), (76, 215220), (80, 204459), (85, 192432), (95, 172176), (102, 160360), (114, 143480), (120, 136306), (136, 120270), (152, 107610), (170, 96216), (190, 86088), (204, 80180), (211, 77520), (228, 71740), (240, 68153), (255, 64144), (272, 60135), (285, 57392), (304, 53805), (323, 50640), (340, 48108), (380, 43044), (408, 40090), (422, 38760), (456, 35870), (510, 32072), (570, 28696), (633, 25840), (646, 25320), (680, 24054), (760, 21522), (816, 20045), (844, 19380), (912, 17935), (969, 16880), (1020, 16036), (1055, 15504), (1140, 14348), (1266, 12920), (1292, 12660), (1360, 12027), (1520, 10761), (1615, 10128), (1688, 9690), (1938, 8440), (2040, 8018), (2110, 7752), (2280, 7174), (2532, 6460), (2584, 6330), (3165, 5168), (3230, 5064), (3376, 4845), (3587, 4560), (3876, 4220), (4009, 4080)]