27890100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:279

約数の個数: 216

約数和(自身を含む): 105618240

約数和(自身を除く): 77728140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 25, 28, 30, 35, 36, 38, 42, 45, 50, 57, 60, 63, 70, 75, 76, 84, 90, 95, 100, 105, 114, 126, 133, 140, 150, 171, 175, 180, 190, 210, 225, 228, 233, 252, 266, 285, 300, 315, 342, 350, 380, 399, 420, 450, 466, 475, 525, 532, 570, 630, 665, 684, 699, 700, 798, 855, 900, 932, 950, 1050, 1140, 1165, 1197, 1260, 1330, 1398, 1425, 1575, 1596, 1631, 1710, 1900, 1995, 2097, 2100, 2330, 2394, 2660, 2796, 2850, 3150, 3262, 3325, 3420, 3495, 3990, 4194, 4275, 4427, 4660, 4788, 4893, 5700, 5825, 5985, 6300, 6524, 6650, 6990, 7980, 8155, 8388, 8550, 8854, 9786, 9975, 10485, 11650, 11970, 13281, 13300, 13980, 14679, 16310, 17100, 17475, 17708, 19572, 19950, 20970, 22135, 23300, 23940, 24465, 26562, 29358, 29925, 30989, 32620, 34950, 39843, 39900, 40775, 41940, 44270, 48930, 52425, 53124, 58716, 59850, 61978, 66405, 69900, 73395, 79686, 81550, 88540, 92967, 97860, 104850, 110675, 119700, 122325, 123956, 132810, 146790, 154945, 159372, 163100, 185934, 199215, 209700, 221350, 244650, 265620, 278901, 293580, 309890, 332025, 366975, 371868, 398430, 442700, 464835, 489300, 557802, 619780, 664050, 733950, 774725, 796860, 929670, 996075, 1115604, 1328100, 1394505, 1467900, 1549450, 1859340, 1992150, 2324175, 2789010, 3098900, 3984300, 4648350, 5578020, 6972525, 9296700, 13945050, 27890100]

約数ペア:

[(1, 27890100), (2, 13945050), (3, 9296700), (4, 6972525), (5, 5578020), (6, 4648350), (7, 3984300), (9, 3098900), (10, 2789010), (12, 2324175), (14, 1992150), (15, 1859340), (18, 1549450), (19, 1467900), (20, 1394505), (21, 1328100), (25, 1115604), (28, 996075), (30, 929670), (35, 796860), (36, 774725), (38, 733950), (42, 664050), (45, 619780), (50, 557802), (57, 489300), (60, 464835), (63, 442700), (70, 398430), (75, 371868), (76, 366975), (84, 332025), (90, 309890), (95, 293580), (100, 278901), (105, 265620), (114, 244650), (126, 221350), (133, 209700), (140, 199215), (150, 185934), (171, 163100), (175, 159372), (180, 154945), (190, 146790), (210, 132810), (225, 123956), (228, 122325), (233, 119700), (252, 110675), (266, 104850), (285, 97860), (300, 92967), (315, 88540), (342, 81550), (350, 79686), (380, 73395), (399, 69900), (420, 66405), (450, 61978), (466, 59850), (475, 58716), (525, 53124), (532, 52425), (570, 48930), (630, 44270), (665, 41940), (684, 40775), (699, 39900), (700, 39843), (798, 34950), (855, 32620), (900, 30989), (932, 29925), (950, 29358), (1050, 26562), (1140, 24465), (1165, 23940), (1197, 23300), (1260, 22135), (1330, 20970), (1398, 19950), (1425, 19572), (1575, 17708), (1596, 17475), (1631, 17100), (1710, 16310), (1900, 14679), (1995, 13980), (2097, 13300), (2100, 13281), (2330, 11970), (2394, 11650), (2660, 10485), (2796, 9975), (2850, 9786), (3150, 8854), (3262, 8550), (3325, 8388), (3420, 8155), (3495, 7980), (3990, 6990), (4194, 6650), (4275, 6524), (4427, 6300), (4660, 5985), (4788, 5825), (4893, 5700)]