872385.00000000

素因数分解:

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

素因数の和:291

約数の個数: 144

約数和(自身を含む): 166896288

約数和(自身を除く): 113905098

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 233, 266, 285, 315, 342, 361, 399, 466, 570, 630, 665, 699, 722, 798, 855, 1083, 1165, 1197, 1330, 1398, 1631, 1710, 1805, 1995, 2097, 2166, 2330, 2394, 2527, 3249, 3262, 3495, 3610, 3990, 4194, 4427, 4893, 5054, 5415, 5985, 6498, 6990, 7581, 8155, 8854, 9786, 10485, 10830, 11970, 12635, 13281, 14679, 15162, 16245, 16310, 20970, 22135, 22743, 24465, 25270, 26562, 29358, 30989, 32490, 37905, 39843, 44270, 45486, 48930, 61978, 66405, 73395, 75810, 79686, 84113, 92967, 113715, 132810, 146790, 154945, 168226, 185934, 199215, 227430, 252339, 278901, 309890, 398430, 420565, 464835, 504678, 557802, 588791, 757017, 841130, 929670, 1177582, 1261695, 1394505, 1514034, 1766373, 2523390, 2789010, 2943955, 3532746, 3785085, 5299119, 5887910, 7570170, 8831865, 10598238, 17663730, 26495595, 52991190]

約数ペア:

[(1, 52991190), (2, 26495595), (3, 17663730), (5, 10598238), (6, 8831865), (7, 7570170), (9, 5887910), (10, 5299119), (14, 3785085), (15, 3532746), (18, 2943955), (19, 2789010), (21, 2523390), (30, 1766373), (35, 1514034), (38, 1394505), (42, 1261695), (45, 1177582), (57, 929670), (63, 841130), (70, 757017), (90, 588791), (95, 557802), (105, 504678), (114, 464835), (126, 420565), (133, 398430), (171, 309890), (190, 278901), (210, 252339), (233, 227430), (266, 199215), (285, 185934), (315, 168226), (342, 154945), (361, 146790), (399, 132810), (466, 113715), (570, 92967), (630, 84113), (665, 79686), (699, 75810), (722, 73395), (798, 66405), (855, 61978), (1083, 48930), (1165, 45486), (1197, 44270), (1330, 39843), (1398, 37905), (1631, 32490), (1710, 30989), (1805, 29358), (1995, 26562), (2097, 25270), (2166, 24465), (2330, 22743), (2394, 22135), (2527, 20970), (3249, 16310), (3262, 16245), (3495, 15162), (3610, 14679), (3990, 13281), (4194, 12635), (4427, 11970), (4893, 10830), (5054, 10485), (5415, 9786), (5985, 8854), (6498, 8155), (6990, 7581)]