28914960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:425

約数の個数: 160

約数和(自身を含む): 100172160

約数和(自身を除く): 71257200

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, 228, 240, 255, 272, 285, 304, 323, 340, 373, 380, 408, 456, 510, 570, 646, 680, 746, 760, 816, 912, 969, 1020, 1119, 1140, 1292, 1360, 1492, 1520, 1615, 1865, 1938, 2040, 2238, 2280, 2584, 2984, 3230, 3730, 3876, 4080, 4476, 4560, 4845, 5168, 5595, 5968, 6341, 6460, 7087, 7460, 7752, 8952, 9690, 11190, 12682, 12920, 14174, 14920, 15504, 17904, 19023, 19380, 21261, 22380, 25364, 25840, 28348, 29840, 31705, 35435, 38046, 38760, 42522, 44760, 50728, 56696, 63410, 70870, 76092, 77520, 85044, 89520, 95115, 101456, 106305, 113392, 120479, 126820, 141740, 152184, 170088, 190230, 212610, 240958, 253640, 283480, 304368, 340176, 361437, 380460, 425220, 481916, 507280, 566960, 602395, 722874, 760920, 850440, 963832, 1204790, 1445748, 1521840, 1700880, 1807185, 1927664, 2409580, 2891496, 3614370, 4819160, 5782992, 7228740, 9638320, 14457480, 28914960]

約数ペア:

[(1, 28914960), (2, 14457480), (3, 9638320), (4, 7228740), (5, 5782992), (6, 4819160), (8, 3614370), (10, 2891496), (12, 2409580), (15, 1927664), (16, 1807185), (17, 1700880), (19, 1521840), (20, 1445748), (24, 1204790), (30, 963832), (34, 850440), (38, 760920), (40, 722874), (48, 602395), (51, 566960), (57, 507280), (60, 481916), (68, 425220), (76, 380460), (80, 361437), (85, 340176), (95, 304368), (102, 283480), (114, 253640), (120, 240958), (136, 212610), (152, 190230), (170, 170088), (190, 152184), (204, 141740), (228, 126820), (240, 120479), (255, 113392), (272, 106305), (285, 101456), (304, 95115), (323, 89520), (340, 85044), (373, 77520), (380, 76092), (408, 70870), (456, 63410), (510, 56696), (570, 50728), (646, 44760), (680, 42522), (746, 38760), (760, 38046), (816, 35435), (912, 31705), (969, 29840), (1020, 28348), (1119, 25840), (1140, 25364), (1292, 22380), (1360, 21261), (1492, 19380), (1520, 19023), (1615, 17904), (1865, 15504), (1938, 14920), (2040, 14174), (2238, 12920), (2280, 12682), (2584, 11190), (2984, 9690), (3230, 8952), (3730, 7752), (3876, 7460), (4080, 7087), (4476, 6460), (4560, 6341), (4845, 5968), (5168, 5595)]